[347] | 1 | /**********************************************************************
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| 2 | *
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| 3 | * formattools.cpp --
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| 4 | * Copyright (C) 1999 The New Zealand Digital Library Project
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| 5 | *
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[533] | 6 | * A component of the Greenstone digital library software
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| 7 | * from the New Zealand Digital Library Project at the
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| 8 | * University of Waikato, New Zealand.
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[347] | 9 | *
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[533] | 10 | * This program is free software; you can redistribute it and/or modify
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| 11 | * it under the terms of the GNU General Public License as published by
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| 12 | * the Free Software Foundation; either version 2 of the License, or
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| 13 | * (at your option) any later version.
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| 14 | *
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| 15 | * This program is distributed in the hope that it will be useful,
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | * GNU General Public License for more details.
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| 19 | *
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| 20 | * You should have received a copy of the GNU General Public License
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| 21 | * along with this program; if not, write to the Free Software
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| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 23 | *
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[347] | 24 | *********************************************************************/
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| 25 |
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| 26 | #include "formattools.h"
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[462] | 27 | #include "cgiutils.h"
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[15418] | 28 | #include "recptprototools.h"
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[1443] | 29 | #include "OIDtools.h"
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[2967] | 30 | #include "summarise.h"
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[1443] | 31 |
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[1257] | 32 | #include <assert.h>
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[347] | 33 |
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[354] | 34 | // a few function prototypes
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[5788] | 35 |
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[1443] | 36 | static text_t format_string (const text_t& collection, recptproto* collectproto,
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[1610] | 37 | ResultDocInfo_t &docinfo, displayclass &disp,
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[5788] | 38 | format_t *formatlistptr, text_tmap &options,
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| 39 | ostream& logout);
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[354] | 40 |
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| 41 | static bool parse_action (text_t::const_iterator &here, const text_t::const_iterator &end,
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[649] | 42 | format_t *formatlistptr, text_tset &metadata, bool &getParents);
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[354] | 43 |
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[5788] | 44 | static text_t format_summary (const text_t& collection, recptproto* collectproto,
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| 45 | ResultDocInfo_t &docinfo, displayclass &disp,
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| 46 | text_tmap &options, ostream& logout);
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[9852] | 47 | static text_t format_text (const text_t& collection, recptproto* collectproto,
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| 48 | ResultDocInfo_t &docinfo, displayclass &disp,
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| 49 | text_tmap &options, ostream& logout);
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[2967] | 50 |
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[9401] | 51 | static text_t expand_metadata(const text_t &metavalue, const text_t& collection,
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| 52 | recptproto* collectproto, ResultDocInfo_t &docinfo,
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| 53 | displayclass &disp, text_tmap &options,
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| 54 | ostream &logout);
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[2967] | 55 |
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[9401] | 56 |
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[347] | 57 | void metadata_t::clear() {
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[410] | 58 | metaname.clear();
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[462] | 59 | metacommand = mNone;
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[9401] | 60 | mqualifier.parent = pNone;
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| 61 | mqualifier.sibling = sNone;
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| 62 | mqualifier.child = cNone;
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[10415] | 63 | parentoptions.clear();
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| 64 | siblingoptions.clear();
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| 65 | childoptions.clear();
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[749] | 66 | }
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[347] | 67 |
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| 68 | void decision_t::clear() {
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| 69 | command = dMeta;
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| 70 | meta.clear();
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[1610] | 71 | text.clear();
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[749] | 72 | }
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[347] | 73 |
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| 74 | void format_t::clear() {
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| 75 | command = comText;
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| 76 | decision.clear();
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| 77 | text.clear();
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| 78 | meta.clear();
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| 79 | nextptr = NULL;
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| 80 | ifptr = NULL;
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| 81 | elseptr = NULL;
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| 82 | orptr = NULL;
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[749] | 83 | }
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[347] | 84 |
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[442] | 85 | void formatinfo_t::clear() {
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[1079] | 86 | DocumentImages = false;
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| 87 | DocumentTitles = true;
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| 88 | DocumentHeading = "{Or}{[parent(Top):Title],[Title],untitled}<br>";
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| 89 | DocumentContents = true;
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[1941] | 90 | DocumentArrowsBottom = true;
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[5788] | 91 | DocumentArrowsTop = false;
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[13365] | 92 | DocumentSearchResultLinks = false;
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[442] | 93 | DocumentButtons.erase (DocumentButtons.begin(), DocumentButtons.end());
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[1496] | 94 | // DocumentButtons.push_back ("Expand Text");
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| 95 | // DocumentButtons.push_back ("Expand Contents");
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[442] | 96 | DocumentButtons.push_back ("Detach");
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| 97 | DocumentButtons.push_back ("Highlight");
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[1941] | 98 | RelatedDocuments = "";
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[11146] | 99 | DocumentText = "[Text]";
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[649] | 100 | formatstrings.erase (formatstrings.begin(), formatstrings.end());
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[868] | 101 | DocumentUseHTML = false;
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[5788] | 102 | AllowExtendedOptions = false;
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[442] | 103 | }
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| 104 |
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[749] | 105 | // simply checks to see if formatstring begins with a <td> tag
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| 106 | bool is_table_content (const text_t &formatstring) {
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| 107 | text_t::const_iterator here = formatstring.begin();
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| 108 | text_t::const_iterator end = formatstring.end();
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| 109 |
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| 110 | while (here != end) {
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| 111 | if (*here != ' ') {
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[1257] | 112 | if ((*here == '<') && ((here+3) < end)) {
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[749] | 113 | if ((*(here+1) == 't' || *(here+1) == 'T') &&
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| 114 | (*(here+2) == 'd' || *(here+2) == 'D') &&
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| 115 | (*(here+3) == '>' || *(here+3) == ' '))
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| 116 | return true;
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| 117 | } else return false;
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| 118 | }
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[9620] | 119 | ++here;
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[749] | 120 | }
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| 121 | return false;
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| 122 | }
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| 123 |
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| 124 | bool is_table_content (const format_t *formatlistptr) {
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| 125 |
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| 126 | if (formatlistptr == NULL) return false;
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| 127 |
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| 128 | if (formatlistptr->command == comText)
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| 129 | return is_table_content (formatlistptr->text);
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| 130 |
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| 131 | return false;
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| 132 | }
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| 133 |
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[649] | 134 | // returns false if key isn't in formatstringmap
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| 135 | bool get_formatstring (const text_t &key, const text_tmap &formatstringmap,
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| 136 | text_t &formatstring) {
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[442] | 137 |
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[649] | 138 | formatstring.clear();
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| 139 | text_tmap::const_iterator it = formatstringmap.find(key);
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| 140 | if (it == formatstringmap.end()) return false;
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| 141 | formatstring = (*it).second;
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| 142 | return true;
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| 143 | }
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[749] | 144 |
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[649] | 145 | // tries to find "key1key2" then "key1" then "key2"
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| 146 | bool get_formatstring (const text_t &key1, const text_t &key2,
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| 147 | const text_tmap &formatstringmap,
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| 148 | text_t &formatstring) {
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| 149 |
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| 150 | formatstring.clear();
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| 151 | text_tmap::const_iterator it = formatstringmap.find(key1 + key2);
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| 152 | if (it != formatstringmap.end()) {
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| 153 | formatstring = (*it).second;
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| 154 | return true;
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| 155 | }
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| 156 | it = formatstringmap.find(key1);
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| 157 | if (it != formatstringmap.end()) {
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| 158 | formatstring = (*it).second;
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| 159 | return true;
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| 160 | }
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| 161 | it = formatstringmap.find(key2);
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| 162 | if (it != formatstringmap.end()) {
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| 163 | formatstring = (*it).second;
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| 164 | return true;
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| 165 | }
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| 166 | return false;
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| 167 | }
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| 168 |
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| 169 |
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[6645] | 170 | text_t remove_namespace(const text_t &meta_name) {
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| 171 | text_t::const_iterator end = meta_name.end();
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| 172 | text_t::const_iterator it = findchar(meta_name.begin(), end, '.');
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| 173 | if (it != end) {
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| 174 | return substr(it+1, end);
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| 175 | }
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[12567] | 176 |
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[6645] | 177 | return meta_name;
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| 178 |
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| 179 | }
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[12567] | 180 | // returns a date of form _format:date_(year, month, day)
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| 181 | // input is date of type yyyy-?mm-?dd
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[410] | 182 | // at least the year must be present in date
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[422] | 183 | text_t format_date (const text_t &date) {
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[347] | 184 |
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[410] | 185 | if (date.size() < 4) return "";
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[347] | 186 |
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[410] | 187 | text_t::const_iterator datebegin = date.begin();
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[354] | 188 |
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[410] | 189 | text_t year = substr (datebegin, datebegin+4);
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[12567] | 190 | int chars_seen_so_far = 4;
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[410] | 191 |
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[12567] | 192 | if (date[chars_seen_so_far] == '-') ++chars_seen_so_far ;
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| 193 | if (date.size() < chars_seen_so_far+2) return "_format:date_("+year+")";
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| 194 |
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| 195 | text_t month = substr (datebegin+chars_seen_so_far, datebegin+chars_seen_so_far+2);
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[410] | 196 | int imonth = month.getint();
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[12567] | 197 | if (imonth <= 0 || imonth > 12) return "_format:date_("+year+")";
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| 198 |
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| 199 | chars_seen_so_far += 2;
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| 200 | if (date[chars_seen_so_far] == '-') ++chars_seen_so_far ;
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| 201 |
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| 202 | if (date.size() < chars_seen_so_far+2) return "_format:date_("+year+","+month+")";
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[410] | 203 |
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[12567] | 204 | text_t day = substr (datebegin+chars_seen_so_far, datebegin+chars_seen_so_far+2);
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[410] | 205 | if (day[0] == '0') day = substr (day.begin()+1, day.end());
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| 206 | int iday = day.getint();
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[12567] | 207 | if (iday <= 0 || iday > 31) return "_format:date_("+year+","+month+")";
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[410] | 208 |
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[12567] | 209 | return "_format:date_("+year+","+month+","+day+")";
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[410] | 210 | }
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| 211 |
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[2001] | 212 | // converts an iso639 language code to its English equivalent
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[12567] | 213 | // should we be checking that the macro exists??
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[2001] | 214 | text_t iso639 (const text_t &langcode) {
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[12567] | 215 | if (langcode.empty()) return "";
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| 216 | return "_iso639:iso639"+langcode+"_";
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[2001] | 217 | }
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| 218 |
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[12567] | 219 |
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[2706] | 220 | text_t get_href (const text_t &link) {
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| 221 |
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| 222 | text_t href;
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| 223 |
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| 224 | text_t::const_iterator here = findchar(link.begin(), link.end(), '"');
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| 225 | text_t::const_iterator end = link.end();
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[13117] | 226 | if (here == end) return g_EmptyText;
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[2706] | 227 |
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[9620] | 228 | ++here;
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[2706] | 229 | while (here != end) {
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| 230 | if (*here == '"') break;
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| 231 | href.push_back(*here);
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[9620] | 232 | ++here;
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[2706] | 233 | }
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| 234 |
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| 235 | return href;
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| 236 | }
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| 237 |
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[1941] | 238 | //this function gets the information associated with the relation
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| 239 | //metadata for the document associated with 'docinfo'. This relation
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| 240 | //metadata consists of a line of pairs containing 'collection, document OID'
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| 241 | //(this is the OID of the document related to the current document, and
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| 242 | //the collection the related document belongs to). For each of these pairs
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| 243 | //the title metadata is obtained and then an html link between the title
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| 244 | //of the related doc and the document's position (the document will be
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| 245 | //found in "<a href=\"_httpdocument_&c=collection&cl=search&d=OID">
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| 246 | //(where collection is the related documents collection, and OID is the
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| 247 | //related documents OID). A list of these html links are made for as many
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| 248 | //related documents as there are. This list is then returned. If there are
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| 249 | //no related documents available for the current document then the string
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| 250 | //'.. no related documents .. ' is returned.
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| 251 | text_t get_related_docs(const text_t& collection, recptproto* collectproto,
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[9948] | 252 | ResultDocInfo_t &docinfo, ostream& logout){
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[1941] | 253 |
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| 254 | text_tset metadata;
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| 255 |
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| 256 | //insert the metadata we wish to collect
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[11324] | 257 | metadata.insert("dc.Relation");
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[1941] | 258 | metadata.insert("Title");
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| 259 | metadata.insert("Subject"); //for emails, where title data doesn't apply
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| 260 |
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| 261 | FilterResponse_t response;
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| 262 | text_t relation = ""; //string for displaying relation metadata
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| 263 | text_t relationTitle = ""; //the related documents Title (or subject)
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[1963] | 264 | text_t relationOID = ""; //the related documents OID
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[1941] | 265 |
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| 266 | //get the information associated with the metadata for current doc
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[7432] | 267 | if (get_info (docinfo.OID, collection, "", metadata,
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[1941] | 268 | false, collectproto, response, logout)) {
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| 269 |
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| 270 | //if the relation metadata exists, store for displaying
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[11324] | 271 | if(!response.docInfo[0].metadata["dc.Relation"].values.empty()){
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| 272 | relationOID += response.docInfo[0].metadata["dc.Relation"].values[0];
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[1941] | 273 |
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| 274 | //split relation data into pairs of collectionname,ID number
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| 275 | text_tarray relationpairs;
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| 276 | splitchar (relationOID.begin(), relationOID.end(), ' ', relationpairs);
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| 277 |
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| 278 | text_tarray::const_iterator currDoc = relationpairs.begin();
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| 279 | text_tarray::const_iterator lastDoc = relationpairs.end();
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| 280 |
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| 281 | //iterate through the pairs to split and display
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| 282 | while(currDoc != lastDoc){
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| 283 |
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| 284 | //split pairs into collectionname and ID
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| 285 | text_tarray relationdata;
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| 286 | splitchar ((*currDoc).begin(), (*currDoc).end(), ',', relationdata);
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| 287 |
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| 288 | //get first element in the array (collection)
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| 289 | text_tarray::const_iterator doc_data = relationdata.begin();
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| 290 | text_t document_collection = *doc_data;
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[9620] | 291 | ++doc_data; //increment to get next item in array (oid)
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[1941] | 292 | text_t document_OID = *doc_data;
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| 293 |
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| 294 | //create html link to related document
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| 295 | relation += "<a href=\"_httpdocument_&c=" + document_collection;
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| 296 | relation += "&cl=search&d=" + document_OID;
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| 297 |
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| 298 | //get the information associated with the metadata for related doc
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[7432] | 299 | if (get_info (document_OID, document_collection, "", metadata,
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[1941] | 300 | false, collectproto, response, logout)) {
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| 301 |
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| 302 | //if title metadata doesn't exist, collect subject metadata
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| 303 | //if that doesn't exist, just call it 'related document'
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| 304 | if (!response.docInfo[0].metadata["Title"].values[0].empty())
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| 305 | relationTitle = response.docInfo[0].metadata["Title"].values[0];
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| 306 | else if (!response.docInfo[0].metadata["Subject"].values.empty())
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| 307 | relationTitle = response.docInfo[0].metadata["Subject"].values[0];
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| 308 | else relationTitle = "RELATED DOCUMENT";
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| 309 |
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| 310 | }
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| 311 |
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| 312 | //link the related document's title to its page
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| 313 | relation += "\">" + relationTitle + "</a>";
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| 314 | relation += " (" + document_collection + ")<br>";
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| 315 |
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[9620] | 316 | ++currDoc;
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[1941] | 317 | }
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| 318 | }
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| 319 |
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| 320 | }
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| 321 |
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| 322 | if(relation.empty()) //no relation data for documnet
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| 323 | relation = ".. no related documents .. ";
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| 324 |
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| 325 | return relation;
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| 326 | }
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| 327 |
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| 328 |
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| 329 |
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[354] | 330 | static void get_parent_options (text_t &instring, metadata_t &metaoption) {
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| 331 |
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[1257] | 332 | assert (instring.size() > 7);
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| 333 | if (instring.size() <= 7) return;
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| 334 |
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[354] | 335 | text_t meta, com, op;
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| 336 | bool inbraces = false;
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| 337 | bool inquotes = false;
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| 338 | bool foundcolon = false;
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| 339 | text_t::const_iterator here = instring.begin()+6;
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| 340 | text_t::const_iterator end = instring.end();
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| 341 | while (here != end) {
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[10415] | 342 | if (foundcolon) meta.push_back (*here);
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| 343 | else if (*here == '(') inbraces = true;
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[354] | 344 | else if (*here == ')') inbraces = false;
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| 345 | else if (*here == '\'' && !inquotes) inquotes = true;
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| 346 | else if (*here == '\'' && inquotes) inquotes = false;
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| 347 | else if (*here == ':' && !inbraces) foundcolon = true;
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| 348 | else if (inquotes) op.push_back (*here);
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| 349 | else com.push_back (*here);
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[9620] | 350 | ++here;
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[354] | 351 | }
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[9401] | 352 |
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[354] | 353 | instring = meta;
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| 354 | if (com.empty())
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[9401] | 355 | metaoption.mqualifier.parent = pImmediate;
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[354] | 356 | else if (com == "Top")
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[9401] | 357 | metaoption.mqualifier.parent = pTop;
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[649] | 358 | else if (com == "All") {
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[9401] | 359 | metaoption.mqualifier.parent = pAll;
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[10415] | 360 | metaoption.parentoptions = op;
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[354] | 361 | }
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| 362 | }
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| 363 |
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[5787] | 364 |
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| 365 | static void get_sibling_options (text_t &instring, metadata_t &metaoption) {
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| 366 |
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| 367 | assert (instring.size() > 8);
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| 368 | if (instring.size() <= 8) return;
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| 369 | text_t meta, com, op;
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| 370 | bool inbraces = false;
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| 371 | bool inquotes = false;
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| 372 | bool foundcolon = false;
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| 373 | text_t::const_iterator here = instring.begin()+7;
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| 374 | text_t::const_iterator end = instring.end();
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| 375 | while (here != end) {
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[10415] | 376 | if (foundcolon) meta.push_back (*here);
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| 377 | else if (*here == '(') inbraces = true;
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[5787] | 378 | else if (*here == ')') inbraces = false;
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| 379 | else if (*here == '\'' && !inquotes) inquotes = true;
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| 380 | else if (*here == '\'' && inquotes) inquotes = false;
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[10415] | 381 | else if (*here == ':' && !inbraces) foundcolon = true;
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[5787] | 382 | else if (inquotes) op.push_back (*here);
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| 383 | else com.push_back (*here);
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[9620] | 384 | ++here;
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[5787] | 385 | }
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| 386 |
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| 387 | instring = meta;
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[10415] | 388 | metaoption.siblingoptions.clear();
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[5787] | 389 |
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| 390 | if (com.empty()) {
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[9401] | 391 | metaoption.mqualifier.sibling = sAll;
|
---|
[10415] | 392 | metaoption.siblingoptions = " ";
|
---|
[5787] | 393 | }
|
---|
[10415] | 394 | else if (com == "first") {
|
---|
| 395 | metaoption.mqualifier.sibling = sNum;
|
---|
| 396 | metaoption.siblingoptions = "0";
|
---|
| 397 | }
|
---|
| 398 | else if (com == "last") {
|
---|
| 399 | metaoption.mqualifier.sibling = sNum;
|
---|
| 400 | metaoption.siblingoptions = "-2"; // == last
|
---|
| 401 | }
|
---|
| 402 | else if (com.getint()>0) {
|
---|
| 403 | metaoption.mqualifier.sibling = sNum;
|
---|
| 404 | int pos = com.getint()-1;
|
---|
| 405 | metaoption.siblingoptions +=pos;
|
---|
| 406 | }
|
---|
[5787] | 407 | else {
|
---|
[9401] | 408 | metaoption.mqualifier.sibling = sAll;
|
---|
[10415] | 409 | metaoption.siblingoptions = op;
|
---|
[5787] | 410 | }
|
---|
| 411 | }
|
---|
| 412 |
|
---|
[9401] | 413 | static void get_child_options (text_t &instring, metadata_t &metaoption) {
|
---|
[5788] | 414 |
|
---|
[9401] | 415 | assert (instring.size() > 6);
|
---|
| 416 | if (instring.size() <= 6) return;
|
---|
| 417 | text_t meta, com, op;
|
---|
| 418 | bool inbraces = false;
|
---|
| 419 | bool inquotes = false;
|
---|
| 420 | bool foundcolon = false;
|
---|
| 421 | text_t::const_iterator here = instring.begin()+5;
|
---|
| 422 | text_t::const_iterator end = instring.end();
|
---|
| 423 | while (here != end) {
|
---|
[10415] | 424 | if (foundcolon) meta.push_back (*here);
|
---|
| 425 | else if (*here == '(') inbraces = true;
|
---|
[9401] | 426 | else if (*here == ')') inbraces = false;
|
---|
| 427 | else if (*here == '\'' && !inquotes) inquotes = true;
|
---|
| 428 | else if (*here == '\'' && inquotes) inquotes = false;
|
---|
| 429 | else if (*here == ':' && !inbraces) foundcolon = true;
|
---|
| 430 | else if (inquotes) op.push_back (*here);
|
---|
| 431 | else com.push_back (*here);
|
---|
[9620] | 432 | ++here;
|
---|
[9401] | 433 | }
|
---|
| 434 |
|
---|
| 435 | instring = meta;
|
---|
| 436 | if (com.empty()) {
|
---|
| 437 | metaoption.mqualifier.child = cAll;
|
---|
[10415] | 438 | metaoption.childoptions = " ";
|
---|
[9401] | 439 | }
|
---|
| 440 | else if (com == "first") {
|
---|
| 441 | metaoption.mqualifier.child = cNum;
|
---|
[10415] | 442 | metaoption.childoptions = ".fc";
|
---|
[9401] | 443 | }
|
---|
| 444 | else if (com == "last") {
|
---|
| 445 | metaoption.mqualifier.child = cNum;
|
---|
[10415] | 446 | metaoption.childoptions = ".lc";
|
---|
[9401] | 447 | }
|
---|
| 448 | else if (com.getint()>0) {
|
---|
| 449 | metaoption.mqualifier.child = cNum;
|
---|
[10415] | 450 | metaoption.childoptions = "."+com;
|
---|
[9401] | 451 | }
|
---|
| 452 | else {
|
---|
| 453 | metaoption.mqualifier.child = cAll;
|
---|
[10415] | 454 | metaoption.childoptions = op;
|
---|
[9401] | 455 | }
|
---|
| 456 | }
|
---|
| 457 |
|
---|
| 458 |
|
---|
| 459 |
|
---|
[649] | 460 | static void parse_meta (text_t &meta, metadata_t &metaoption,
|
---|
| 461 | text_tset &metadata, bool &getParents) {
|
---|
[354] | 462 |
|
---|
[649] | 463 | if (meta.size() > 8 && (substr(meta.begin(), meta.begin()+8) == "cgisafe:")) {
|
---|
[5787] | 464 | metaoption.metacommand |= mCgiSafe;
|
---|
[649] | 465 | meta = substr (meta.begin()+8, meta.end());
|
---|
| 466 | }
|
---|
[12567] | 467 | if (meta.size() > 7 && (substr(meta.begin(), meta.begin()+7) == "format:")) {
|
---|
| 468 | metaoption.metacommand |= mSpecial;
|
---|
| 469 | meta = substr (meta.begin()+7, meta.end());
|
---|
| 470 | }
|
---|
[649] | 471 |
|
---|
[354] | 472 | if (meta.size() > 7 && (substr (meta.begin(), meta.begin()+6) == "parent")) {
|
---|
| 473 | getParents = true;
|
---|
[9401] | 474 | metaoption.metacommand |= mParent;
|
---|
[354] | 475 | get_parent_options (meta, metaoption);
|
---|
[649] | 476 | }
|
---|
[9401] | 477 | else if (meta.size() > 6 && (substr (meta.begin(), meta.begin()+5) == "child")) {
|
---|
| 478 | metaoption.metacommand |= mChild;
|
---|
| 479 | get_child_options (meta, metaoption);
|
---|
[10415] | 480 | metadata.insert("contains");
|
---|
[9401] | 481 | }
|
---|
[10415] | 482 | // parent and child can have sibling also
|
---|
| 483 | if (meta.size() > 8 && (substr (meta.begin(), meta.begin()+7) == "sibling")) {
|
---|
| 484 | metaoption.metacommand |= mSibling;
|
---|
| 485 | get_sibling_options (meta, metaoption);
|
---|
| 486 | }
|
---|
| 487 |
|
---|
[7599] | 488 | // check for ex. which may occur in format statements
|
---|
| 489 | if (meta.size()>3 && (substr(meta.begin(), meta.begin()+3) == "ex.")) {
|
---|
| 490 | meta = substr (meta.begin()+3, meta.end());
|
---|
| 491 | }
|
---|
[649] | 492 | metadata.insert (meta);
|
---|
| 493 | metaoption.metaname = meta;
|
---|
[354] | 494 | }
|
---|
| 495 |
|
---|
[9948] | 496 | static void parse_coll_meta(text_t &meta, metadata_t &metaoption) {
|
---|
| 497 | if (meta == "collection") {
|
---|
| 498 | // no qualifiers
|
---|
| 499 | metaoption.metaname = g_EmptyText;
|
---|
| 500 | return;
|
---|
| 501 | }
|
---|
| 502 | meta = substr (meta.begin()+11, meta.end());
|
---|
| 503 | metaoption.metaname = meta;
|
---|
| 504 |
|
---|
| 505 | }
|
---|
| 506 |
|
---|
[649] | 507 | static void parse_meta (text_t &meta, format_t *formatlistptr,
|
---|
| 508 | text_tset &metadata, bool &getParents) {
|
---|
[354] | 509 |
|
---|
| 510 | if (meta == "link")
|
---|
| 511 | formatlistptr->command = comLink;
|
---|
| 512 | else if (meta == "/link")
|
---|
| 513 | formatlistptr->command = comEndLink;
|
---|
| 514 |
|
---|
[2706] | 515 | else if (meta == "href")
|
---|
| 516 | formatlistptr->command = comHref;
|
---|
| 517 |
|
---|
[354] | 518 | else if (meta == "num")
|
---|
| 519 | formatlistptr->command = comNum;
|
---|
| 520 |
|
---|
[407] | 521 | else if (meta == "icon")
|
---|
| 522 | formatlistptr->command = comIcon;
|
---|
| 523 |
|
---|
[442] | 524 | else if (meta == "Text")
|
---|
| 525 | formatlistptr->command = comDoc;
|
---|
[1941] | 526 |
|
---|
| 527 | else if (meta == "RelatedDocuments")
|
---|
| 528 | formatlistptr->command = comRel;
|
---|
[442] | 529 |
|
---|
[670] | 530 | else if (meta == "highlight")
|
---|
| 531 | formatlistptr->command = comHighlight;
|
---|
| 532 |
|
---|
| 533 | else if (meta == "/highlight")
|
---|
| 534 | formatlistptr->command = comEndHighlight;
|
---|
| 535 |
|
---|
[2967] | 536 | else if (meta == "Summary")
|
---|
| 537 | formatlistptr->command = comSummary;
|
---|
| 538 |
|
---|
[5788] | 539 | else if (meta == "DocImage")
|
---|
| 540 | formatlistptr->command = comImage;
|
---|
| 541 |
|
---|
| 542 | else if (meta == "DocTOC")
|
---|
| 543 | formatlistptr->command = comTOC;
|
---|
| 544 |
|
---|
| 545 | else if (meta == "DocumentButtonDetach")
|
---|
| 546 | formatlistptr->command = comDocumentButtonDetach;
|
---|
| 547 |
|
---|
| 548 | else if (meta == "DocumentButtonHighlight")
|
---|
| 549 | formatlistptr->command = comDocumentButtonHighlight;
|
---|
| 550 |
|
---|
| 551 | else if (meta == "DocumentButtonExpandContents")
|
---|
| 552 | formatlistptr->command = comDocumentButtonExpandContents;
|
---|
| 553 |
|
---|
| 554 | else if (meta == "DocumentButtonExpandText")
|
---|
| 555 | formatlistptr->command = comDocumentButtonExpandText;
|
---|
[6020] | 556 |
|
---|
| 557 | else if (meta == "DocOID")
|
---|
| 558 | formatlistptr->command = comOID;
|
---|
[13118] | 559 | else if (meta == "DocTopOID")
|
---|
| 560 | formatlistptr->command = comTopOID;
|
---|
[6710] | 561 | else if (meta == "DocRank")
|
---|
| 562 | formatlistptr->command = comRank;
|
---|
[16915] | 563 | else if (meta == "DocTermsFreqTotal")
|
---|
| 564 | formatlistptr->command = comDocTermsFreqTotal;
|
---|
[9948] | 565 | else if (meta.size() >= 10 && (substr(meta.begin(), meta.begin()+10) == "collection")) {
|
---|
| 566 | formatlistptr->command = comCollection;
|
---|
| 567 | parse_coll_meta(meta, formatlistptr->meta);
|
---|
| 568 | }
|
---|
[354] | 569 | else {
|
---|
| 570 | formatlistptr->command = comMeta;
|
---|
[649] | 571 | parse_meta (meta, formatlistptr->meta, metadata, getParents);
|
---|
[354] | 572 | }
|
---|
| 573 | }
|
---|
| 574 |
|
---|
[9948] | 575 |
|
---|
[354] | 576 | static bool parse_string (const text_t &formatstring, format_t *formatlistptr,
|
---|
[649] | 577 | text_tset &metadata, bool &getParents) {
|
---|
[354] | 578 |
|
---|
[347] | 579 | text_t text;
|
---|
| 580 | text_t::const_iterator here = formatstring.begin();
|
---|
| 581 | text_t::const_iterator end = formatstring.end();
|
---|
| 582 |
|
---|
| 583 | while (here != end) {
|
---|
| 584 |
|
---|
[1257] | 585 | if (*here == '\\') {
|
---|
[9620] | 586 | ++here;
|
---|
[1257] | 587 | if (here != end) text.push_back (*here);
|
---|
[347] | 588 |
|
---|
[1257] | 589 | } else if (*here == '{') {
|
---|
[347] | 590 | if (!text.empty()) {
|
---|
| 591 | formatlistptr->command = comText;
|
---|
| 592 | formatlistptr->text = text;
|
---|
| 593 | formatlistptr->nextptr = new format_t();
|
---|
| 594 | formatlistptr = formatlistptr->nextptr;
|
---|
| 595 |
|
---|
| 596 | text.clear();
|
---|
| 597 | }
|
---|
[649] | 598 | if (parse_action (++here, end, formatlistptr, metadata, getParents)) {
|
---|
[1443] | 599 |
|
---|
[347] | 600 | formatlistptr->nextptr = new format_t();
|
---|
| 601 | formatlistptr = formatlistptr->nextptr;
|
---|
| 602 | if (here == end) break;
|
---|
| 603 | }
|
---|
| 604 | } else if (*here == '[') {
|
---|
| 605 | if (!text.empty()) {
|
---|
| 606 | formatlistptr->command = comText;
|
---|
| 607 | formatlistptr->text = text;
|
---|
| 608 | formatlistptr->nextptr = new format_t();
|
---|
| 609 | formatlistptr = formatlistptr->nextptr;
|
---|
| 610 |
|
---|
| 611 | text.clear();
|
---|
| 612 | }
|
---|
| 613 | text_t meta;
|
---|
[9620] | 614 | ++here;
|
---|
[347] | 615 | while (*here != ']') {
|
---|
| 616 | if (here == end) return false;
|
---|
| 617 | meta.push_back (*here);
|
---|
[9620] | 618 | ++here;
|
---|
[347] | 619 | }
|
---|
[649] | 620 | parse_meta (meta, formatlistptr, metadata, getParents);
|
---|
| 621 | formatlistptr->nextptr = new format_t();
|
---|
| 622 | formatlistptr = formatlistptr->nextptr;
|
---|
[347] | 623 |
|
---|
| 624 | } else
|
---|
| 625 | text.push_back (*here);
|
---|
| 626 |
|
---|
[9620] | 627 | if (here != end) ++here;
|
---|
[347] | 628 | }
|
---|
| 629 | if (!text.empty()) {
|
---|
| 630 | formatlistptr->command = comText;
|
---|
| 631 | formatlistptr->text = text;
|
---|
| 632 | formatlistptr->nextptr = new format_t();
|
---|
| 633 | formatlistptr = formatlistptr->nextptr;
|
---|
| 634 |
|
---|
| 635 | }
|
---|
| 636 | return true;
|
---|
| 637 | }
|
---|
| 638 |
|
---|
| 639 |
|
---|
[354] | 640 | static bool parse_action (text_t::const_iterator &here, const text_t::const_iterator &end,
|
---|
[649] | 641 | format_t *formatlistptr, text_tset &metadata, bool &getParents) {
|
---|
[354] | 642 |
|
---|
[347] | 643 | text_t::const_iterator it = findchar (here, end, '}');
|
---|
| 644 | if (it == end) return false;
|
---|
| 645 |
|
---|
| 646 | text_t com = substr (here, it);
|
---|
| 647 | here = findchar (it, end, '{');
|
---|
| 648 | if (here == end) return false;
|
---|
[9620] | 649 | else ++here;
|
---|
[347] | 650 |
|
---|
[7266] | 651 | if (com == "If" || com == "if" || com == "IF") formatlistptr->command = comIf;
|
---|
| 652 | else if (com == "Or" || com == "or" || com == "OR") formatlistptr->command = comOr;
|
---|
[347] | 653 | else return false;
|
---|
| 654 |
|
---|
| 655 | int commacount = 0;
|
---|
| 656 | text_t text;
|
---|
| 657 | while (here != end) {
|
---|
[636] | 658 |
|
---|
| 659 | if (*here == '\\') {
|
---|
[9745] | 660 | ++here;
|
---|
[636] | 661 | if (here != end) text.push_back(*here);
|
---|
| 662 |
|
---|
[1443] | 663 | }
|
---|
| 664 |
|
---|
| 665 | else if (*here == ',' || *here == '}' || *here == '{') {
|
---|
[347] | 666 |
|
---|
| 667 | if (formatlistptr->command == comOr) {
|
---|
| 668 | // the {Or}{this, or this, or this, or this} statement
|
---|
| 669 | format_t *or_ptr;
|
---|
| 670 |
|
---|
| 671 | // find the next unused orptr
|
---|
| 672 | if (formatlistptr->orptr == NULL) {
|
---|
| 673 | formatlistptr->orptr = new format_t();
|
---|
| 674 | or_ptr = formatlistptr->orptr;
|
---|
| 675 | } else {
|
---|
| 676 | or_ptr = formatlistptr->orptr;
|
---|
| 677 | while (or_ptr->nextptr != NULL)
|
---|
| 678 | or_ptr = or_ptr->nextptr;
|
---|
| 679 | or_ptr->nextptr = new format_t();
|
---|
| 680 | or_ptr = or_ptr->nextptr;
|
---|
| 681 | }
|
---|
| 682 |
|
---|
[1443] | 683 | if (!text.empty())
|
---|
| 684 | {
|
---|
| 685 | if (!parse_string(text, or_ptr, metadata, getParents)) { return false; }
|
---|
| 686 | }
|
---|
[347] | 687 |
|
---|
[1443] | 688 | if (*here == '{')
|
---|
| 689 | {
|
---|
| 690 | // Supports: {Or}{[Booktitle],[Title],{If}{[XXXX],aaa,bbb}}
|
---|
| 691 | // but not : {Or}{[Booktitle],[Title]{If}{[XXXX],aaa,bbb}}
|
---|
| 692 | // The latter can always be re-written:
|
---|
| 693 | // {Or}{[Booktitle],{If}{[Title],[Title]{If}{[XXXX],aaa,bbb}}}
|
---|
| 694 |
|
---|
| 695 | if (!text.empty()) // already used up allocated format_t
|
---|
| 696 | {
|
---|
| 697 | // => allocate new one for detected action
|
---|
| 698 | or_ptr->nextptr = new format_t();
|
---|
| 699 | or_ptr = or_ptr->nextptr;
|
---|
| 700 | }
|
---|
| 701 | if (!parse_action(++here, end, or_ptr, metadata, getParents))
|
---|
| 702 | {
|
---|
| 703 | return false;
|
---|
| 704 | }
|
---|
| 705 | }
|
---|
| 706 | else
|
---|
| 707 | {
|
---|
| 708 | if (*here == '}') break;
|
---|
| 709 | }
|
---|
[347] | 710 | text.clear();
|
---|
| 711 |
|
---|
[1610] | 712 | }
|
---|
| 713 |
|
---|
| 714 | // Parse an {If}{decide,do,else} statement
|
---|
| 715 | else {
|
---|
| 716 |
|
---|
| 717 | // Read the decision component.
|
---|
[347] | 718 | if (commacount == 0) {
|
---|
[1610] | 719 | // Decsion can be a metadata element, or a piece of text.
|
---|
| 720 | // Originally Stefan's code, updated 25/10/2000 by Gordon.
|
---|
[1443] | 721 |
|
---|
[347] | 722 | text_t::const_iterator beginbracket = text.begin();
|
---|
| 723 | text_t::const_iterator endbracket = (text.end() - 1);
|
---|
[1610] | 724 |
|
---|
| 725 | // Decision is based on a metadata element
|
---|
[347] | 726 | if ((*beginbracket == '[') && (*endbracket == ']')) {
|
---|
[1610] | 727 | // Ignore the surrounding square brackets
|
---|
[347] | 728 | text_t meta = substr (beginbracket+1, endbracket);
|
---|
[649] | 729 | parse_meta (meta, formatlistptr->decision.meta, metadata, getParents);
|
---|
[9620] | 730 | ++commacount;
|
---|
[347] | 731 | text.clear();
|
---|
| 732 | }
|
---|
[1610] | 733 |
|
---|
| 734 | // Decision is a piece of text (probably a macro like _cgiargmode_).
|
---|
| 735 | else {
|
---|
[7389] | 736 |
|
---|
| 737 | // hunt for any metadata in string, which might be uses in
|
---|
| 738 | // to test a condition, e.g. [Format] eq 'PDF'
|
---|
| 739 | format_t* dummyformat = new format_t();
|
---|
| 740 | // update which metadata fields needed
|
---|
| 741 | // (not interested in updatng formatlistptr)
|
---|
| 742 | parse_string (text, dummyformat, metadata, getParents);
|
---|
| 743 | delete dummyformat;
|
---|
| 744 |
|
---|
[1610] | 745 | formatlistptr->decision.command = dText;
|
---|
| 746 | formatlistptr->decision.text = text;
|
---|
[9620] | 747 | ++commacount;
|
---|
[1610] | 748 | text.clear();
|
---|
| 749 | }
|
---|
| 750 | }
|
---|
| 751 |
|
---|
| 752 | // Read the "then" and "else" components of the {If} statement.
|
---|
| 753 | else {
|
---|
[1443] | 754 | format_t** nextlistptr = NULL;
|
---|
| 755 | if (commacount == 1) {
|
---|
[1610] | 756 | nextlistptr = &formatlistptr->ifptr;
|
---|
[1443] | 757 | } else if (commacount == 2 ) {
|
---|
| 758 | nextlistptr = &formatlistptr->elseptr;
|
---|
| 759 | } else {
|
---|
| 760 | return false;
|
---|
| 761 | }
|
---|
| 762 |
|
---|
| 763 | if (!text.empty()) {
|
---|
| 764 | if (*nextlistptr == NULL) {
|
---|
| 765 | *nextlistptr = new format_t();
|
---|
| 766 | } else {
|
---|
| 767 |
|
---|
| 768 | // skip to the end of any format_t statements already added
|
---|
| 769 | while ((*nextlistptr)->nextptr != NULL)
|
---|
| 770 | {
|
---|
| 771 | nextlistptr = &(*nextlistptr)->nextptr;
|
---|
| 772 | }
|
---|
| 773 |
|
---|
| 774 | (*nextlistptr)->nextptr = new format_t();
|
---|
| 775 | nextlistptr = &(*nextlistptr)->nextptr;
|
---|
| 776 | }
|
---|
| 777 |
|
---|
| 778 | if (!parse_string (text, *nextlistptr, metadata, getParents))
|
---|
| 779 | {
|
---|
| 780 | return false;
|
---|
| 781 | }
|
---|
| 782 | text.clear();
|
---|
| 783 | }
|
---|
[347] | 784 |
|
---|
[1443] | 785 | if (*here == '{')
|
---|
| 786 | {
|
---|
| 787 | if (*nextlistptr == NULL) {
|
---|
| 788 | *nextlistptr = new format_t();
|
---|
| 789 | } else {
|
---|
[7474] | 790 | // skip to the end of any format_t statements already added
|
---|
| 791 | while ((*nextlistptr)->nextptr != NULL)
|
---|
| 792 | {
|
---|
| 793 | nextlistptr = &(*nextlistptr)->nextptr;
|
---|
| 794 | }
|
---|
| 795 |
|
---|
[1443] | 796 | (*nextlistptr)->nextptr = new format_t();
|
---|
| 797 | nextlistptr = &(*nextlistptr)->nextptr;
|
---|
| 798 | }
|
---|
| 799 |
|
---|
| 800 | if (!parse_action(++here, end, *nextlistptr, metadata, getParents))
|
---|
| 801 | {
|
---|
| 802 | return false;
|
---|
| 803 | }
|
---|
| 804 | }
|
---|
| 805 | else
|
---|
| 806 | {
|
---|
| 807 | if (*here == '}') break;
|
---|
[9620] | 808 | ++commacount;
|
---|
[1443] | 809 | }
|
---|
[347] | 810 | }
|
---|
| 811 | }
|
---|
[636] | 812 |
|
---|
| 813 | } else text.push_back(*here);
|
---|
[347] | 814 |
|
---|
[9620] | 815 | if (here != end) ++here;
|
---|
[347] | 816 | }
|
---|
| 817 |
|
---|
| 818 | return true;
|
---|
| 819 | }
|
---|
| 820 |
|
---|
[354] | 821 |
|
---|
[347] | 822 | bool parse_formatstring (const text_t &formatstring, format_t *formatlistptr,
|
---|
[649] | 823 | text_tset &metadata, bool &getParents) {
|
---|
[347] | 824 |
|
---|
| 825 | formatlistptr->clear();
|
---|
| 826 | getParents = false;
|
---|
| 827 |
|
---|
[649] | 828 | return (parse_string (formatstring, formatlistptr, metadata, getParents));
|
---|
[347] | 829 | }
|
---|
| 830 |
|
---|
[10415] | 831 | // position -1 for all, -2 for the last, 0 for the first, or x for a particular piece
|
---|
| 832 | // metainfo has all the values for the metadata, meta has the request metadata name and options, position tells which values to get
|
---|
| 833 | static text_t get_formatted_meta_text(MetadataInfo_t &metainfo, const metadata_t &meta, int position, bool no_cgisafe = false)
|
---|
[9401] | 834 | {
|
---|
| 835 | text_t no_ns_metaname = remove_namespace(meta.metaname);
|
---|
| 836 | text_t tmp;
|
---|
| 837 | bool first = true;
|
---|
[649] | 838 |
|
---|
[9401] | 839 | const int start_i=0;
|
---|
| 840 | const int end_i = metainfo.values.size()-1;
|
---|
[10415] | 841 |
|
---|
| 842 | if (position == -1) { // all
|
---|
| 843 | for (int i=start_i; i<=end_i; ++i) {
|
---|
| 844 | if (!first) tmp += meta.siblingoptions;
|
---|
[12567] | 845 | if (meta.metacommand & mSpecial) {
|
---|
| 846 | // special formatting
|
---|
| 847 | if (no_ns_metaname == "Date") tmp += format_date (metainfo.values[i]);
|
---|
| 848 | else if (no_ns_metaname == "Language") tmp += iso639(metainfo.values[i]);
|
---|
| 849 | else tmp += "_format:"+meta.metaname+"_("+metainfo.values[i]+")";
|
---|
| 850 | }
|
---|
[10415] | 851 | else tmp += metainfo.values[i];
|
---|
| 852 | first = false;
|
---|
[9401] | 853 |
|
---|
[10415] | 854 | }
|
---|
| 855 | } else {
|
---|
| 856 | if (position == -2) { // end
|
---|
| 857 | position = end_i;
|
---|
| 858 | } else if (position < start_i || position > end_i) {
|
---|
| 859 | return "";
|
---|
| 860 | }
|
---|
[12567] | 861 | if (meta.metacommand & mSpecial) {
|
---|
| 862 | // special formatting
|
---|
| 863 | if (no_ns_metaname == "Date") tmp += format_date (metainfo.values[position]);
|
---|
| 864 | else if (no_ns_metaname == "Language") tmp += iso639(metainfo.values[position]);
|
---|
| 865 | else tmp += "_format:"+meta.metaname+"_("+metainfo.values[position]+")";
|
---|
| 866 | }
|
---|
[10415] | 867 | else tmp += metainfo.values[position];
|
---|
[9401] | 868 | }
|
---|
[13457] | 869 | if (meta.metacommand & mCgiSafe && !no_cgisafe) return cgi_safe_unicode (tmp);
|
---|
[9401] | 870 | else return tmp;
|
---|
| 871 | }
|
---|
[347] | 872 |
|
---|
[10415] | 873 | static text_t get_parent_meta (ResultDocInfo_t &docinfo, const metadata_t &meta, int siblings_values)
|
---|
[9401] | 874 | {
|
---|
| 875 |
|
---|
[649] | 876 | MetadataInfo_t *parent = docinfo.metadata[meta.metaname].parent;
|
---|
[9401] | 877 | switch (meta.mqualifier.parent) {
|
---|
[347] | 878 | case pNone:
|
---|
[9401] | 879 | return "Nothing!!";
|
---|
| 880 | break;
|
---|
[5787] | 881 |
|
---|
[347] | 882 | case pImmediate:
|
---|
[649] | 883 | if (parent != NULL) {
|
---|
[10415] | 884 | return get_formatted_meta_text(*parent, meta, siblings_values);
|
---|
[410] | 885 | }
|
---|
[347] | 886 | break;
|
---|
| 887 |
|
---|
| 888 | case pTop:
|
---|
[649] | 889 | if (parent != NULL) {
|
---|
| 890 | while (parent->parent != NULL) parent = parent->parent;
|
---|
[10415] | 891 | return get_formatted_meta_text(*parent, meta, siblings_values);
|
---|
[410] | 892 | }
|
---|
[347] | 893 | break;
|
---|
| 894 |
|
---|
| 895 | case pAll:
|
---|
[649] | 896 | MetadataInfo_t *parent = docinfo.metadata[meta.metaname].parent;
|
---|
| 897 | if (parent != NULL) {
|
---|
| 898 | text_tarray tmparray;
|
---|
| 899 | while (parent != NULL) {
|
---|
[10415] | 900 | tmparray.push_back (get_formatted_meta_text(*parent, meta, siblings_values, true)); // set no_cgisafe to true, as we'll do it once we have all the metadata
|
---|
[649] | 901 | parent = parent->parent;
|
---|
| 902 | }
|
---|
[10415] | 903 | // now join them up - use teh parent separator
|
---|
[649] | 904 | bool first = true;
|
---|
| 905 | text_t tmp;
|
---|
| 906 | text_tarray::reverse_iterator here = tmparray.rbegin();
|
---|
| 907 | text_tarray::reverse_iterator end = tmparray.rend();
|
---|
[359] | 908 | while (here != end) {
|
---|
[10415] | 909 | if (!first) tmp += meta.parentoptions;
|
---|
| 910 | tmp += *here;
|
---|
[359] | 911 | first = false;
|
---|
[9620] | 912 | ++here;
|
---|
[359] | 913 | }
|
---|
[13457] | 914 | if (meta.metacommand & mCgiSafe) return cgi_safe_unicode (tmp);
|
---|
[649] | 915 | else return tmp;
|
---|
[347] | 916 | }
|
---|
| 917 | }
|
---|
| 918 | return "";
|
---|
[9401] | 919 |
|
---|
[347] | 920 | }
|
---|
| 921 |
|
---|
[9948] | 922 | static text_t get_child_meta (const text_t& collection,
|
---|
| 923 | recptproto* collectproto,
|
---|
[9401] | 924 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
| 925 | const metadata_t &meta, text_tmap &options,
|
---|
[10415] | 926 | ostream& logout, int siblings_values)
|
---|
[9401] | 927 | {
|
---|
[10415] | 928 | if (docinfo.metadata["contains"].values[0].size()==0) return ""; // no children
|
---|
| 929 |
|
---|
| 930 | const text_t& child_metaname = meta.metaname;
|
---|
| 931 | const text_t& child_field = meta.childoptions;
|
---|
| 932 | text_tset child_metadata;
|
---|
| 933 | child_metadata.insert(child_metaname);
|
---|
[9401] | 934 |
|
---|
[10415] | 935 | FilterResponse_t child_response;
|
---|
| 936 | if (meta.mqualifier.child == cNum) {
|
---|
| 937 | // just one child
|
---|
| 938 | //get the information associated with the metadata for child doc
|
---|
| 939 | if (!get_info (docinfo.OID+child_field, collection, "", child_metadata,
|
---|
| 940 | false, collectproto, child_response, logout)) return ""; // invalid child number
|
---|
[9401] | 941 |
|
---|
[10415] | 942 | if (child_response.docInfo.empty()) return false; // no info for the child
|
---|
| 943 |
|
---|
| 944 | ResultDocInfo_t& child_docinfo = child_response.docInfo[0];
|
---|
| 945 | MetadataInfo_t& metaname_rec = child_docinfo.metadata[child_metaname];
|
---|
| 946 |
|
---|
| 947 | text_t child_metavalue = get_formatted_meta_text(metaname_rec,meta,siblings_values);
|
---|
| 948 | return expand_metadata(child_metavalue,collection,collectproto,
|
---|
| 949 | child_docinfo,disp,options,logout);
|
---|
| 950 | }
|
---|
| 951 |
|
---|
[9401] | 952 |
|
---|
[10415] | 953 | if (meta.mqualifier.child != cAll) return false; // invalid qualifier
|
---|
| 954 |
|
---|
| 955 | // we need to get all children
|
---|
| 956 | text_t result = "";
|
---|
| 957 | text_tarray children;
|
---|
| 958 | text_t contains = docinfo.metadata["contains"].values[0];
|
---|
| 959 | splitchar (contains.begin(), contains.end(), ';', children);
|
---|
| 960 | text_tarray::const_iterator here = children.begin();
|
---|
| 961 | text_tarray::const_iterator end = children.end();
|
---|
| 962 | bool first = true;
|
---|
| 963 | while (here !=end) {
|
---|
| 964 | text_t oid = *here;
|
---|
| 965 | here++;
|
---|
| 966 | if (*(oid.begin()) == '"') translate_parent (oid, docinfo.OID);
|
---|
| 967 |
|
---|
| 968 |
|
---|
[9401] | 969 | //get the information associated with the metadata for child doc
|
---|
[10415] | 970 | if (!get_info (oid, collection, "", child_metadata,
|
---|
| 971 | false, collectproto, child_response, logout) ||
|
---|
| 972 | child_response.docInfo.empty()) {
|
---|
| 973 | first = false;
|
---|
| 974 | continue;
|
---|
| 975 | }
|
---|
| 976 |
|
---|
| 977 |
|
---|
| 978 | ResultDocInfo_t& child_docinfo = child_response.docInfo[0];
|
---|
| 979 | MetadataInfo_t& metaname_rec = child_docinfo.metadata[child_metaname];
|
---|
| 980 |
|
---|
| 981 | text_t child_metavalue = get_formatted_meta_text(metaname_rec,meta,siblings_values);
|
---|
| 982 | if (!first) result += child_field;
|
---|
| 983 | first = false;
|
---|
| 984 | // need to do this here cos otherwise we are in the wrong document
|
---|
| 985 | result += expand_metadata(child_metavalue,collection,collectproto,
|
---|
[9401] | 986 | child_docinfo,disp,options,logout);
|
---|
| 987 | }
|
---|
[10415] | 988 | return result;
|
---|
| 989 |
|
---|
[9401] | 990 | }
|
---|
| 991 |
|
---|
| 992 | static text_t get_meta (const text_t& collection, recptproto* collectproto,
|
---|
| 993 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
| 994 | const metadata_t &meta, text_tmap &options,
|
---|
| 995 | ostream& logout) {
|
---|
| 996 |
|
---|
| 997 | // make sure we have the requested metadata
|
---|
| 998 | MetadataInfo_tmap::iterator it = docinfo.metadata.find (meta.metaname);
|
---|
| 999 | if (it == docinfo.metadata.end()) return "";
|
---|
| 1000 |
|
---|
[10415] | 1001 | int siblings_values = 0; // default is no siblings, just the first metadata available
|
---|
| 1002 | if (meta.metacommand & mSibling) {
|
---|
| 1003 | if (meta.mqualifier.sibling == sAll) {
|
---|
| 1004 | siblings_values = -1; //all
|
---|
| 1005 | } else if (meta.mqualifier.sibling == sNum) {
|
---|
| 1006 | siblings_values = meta.siblingoptions.getint();
|
---|
| 1007 | }
|
---|
| 1008 | }
|
---|
[9401] | 1009 | if (meta.metacommand & mParent) {
|
---|
[10415] | 1010 | return get_parent_meta(docinfo,meta,siblings_values);
|
---|
[9401] | 1011 | }
|
---|
[10415] | 1012 |
|
---|
[9401] | 1013 | else if (meta.metacommand & mChild) {
|
---|
| 1014 | return get_child_meta(collection,collectproto,docinfo,disp,meta,
|
---|
[10415] | 1015 | options,logout, siblings_values);
|
---|
[9401] | 1016 | }
|
---|
[10415] | 1017 | else if (meta.metacommand & mSibling) { // only siblings
|
---|
[9401] | 1018 | MetadataInfo_t& metaname_rec = docinfo.metadata[meta.metaname];
|
---|
[10415] | 1019 | return get_formatted_meta_text(docinfo.metadata[meta.metaname],meta, siblings_values);
|
---|
[9401] | 1020 | }
|
---|
| 1021 | else {
|
---|
| 1022 |
|
---|
| 1023 | // straightforward metadata request (nothing fancy)
|
---|
| 1024 |
|
---|
| 1025 | text_t classifier_metaname = docinfo.classifier_metadata_type;
|
---|
| 1026 | int metaname_index
|
---|
| 1027 | = (classifier_metaname == meta.metaname) ? docinfo.classifier_metadata_offset : 0;
|
---|
[10415] | 1028 | return get_formatted_meta_text(docinfo.metadata[meta.metaname], meta, metaname_index);
|
---|
[9401] | 1029 | }
|
---|
[10415] | 1030 |
|
---|
[9401] | 1031 | return "";
|
---|
| 1032 | }
|
---|
| 1033 |
|
---|
[1443] | 1034 | static text_t get_or (const text_t& collection, recptproto* collectproto,
|
---|
[1610] | 1035 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
[5788] | 1036 | format_t *orptr, text_tmap &options,
|
---|
[1443] | 1037 | ostream& logout) {
|
---|
[347] | 1038 |
|
---|
[354] | 1039 | text_t tmp;
|
---|
| 1040 | while (orptr != NULL) {
|
---|
[347] | 1041 |
|
---|
[9948] | 1042 | tmp = format_string (collection,collectproto,docinfo, disp, orptr,
|
---|
[5788] | 1043 | options, logout);
|
---|
[354] | 1044 | if (!tmp.empty()) return tmp;
|
---|
| 1045 |
|
---|
| 1046 | orptr = orptr->nextptr;
|
---|
[347] | 1047 | }
|
---|
[354] | 1048 | return "";
|
---|
[347] | 1049 | }
|
---|
| 1050 |
|
---|
[7389] | 1051 | static bool char_is_whitespace(const char c)
|
---|
| 1052 | {
|
---|
| 1053 | return ((c == ' ') || (c == '\t') || (c == '\n') || (c == '\r'));
|
---|
| 1054 |
|
---|
| 1055 | }
|
---|
| 1056 |
|
---|
| 1057 | static int scan_over_whitespace(const text_t& outstring, const int start_pos)
|
---|
| 1058 | {
|
---|
| 1059 | int pos = start_pos;
|
---|
| 1060 | while (pos<outstring.size()) {
|
---|
| 1061 | if (!char_is_whitespace(outstring[pos])) {
|
---|
| 1062 | break;
|
---|
| 1063 | }
|
---|
[9620] | 1064 | ++pos;
|
---|
[7389] | 1065 | }
|
---|
| 1066 |
|
---|
| 1067 | return pos;
|
---|
| 1068 | }
|
---|
| 1069 |
|
---|
| 1070 | static int rscan_over_whitespace(const text_t& outstring, const int start_pos)
|
---|
| 1071 | {
|
---|
| 1072 | int pos = start_pos;
|
---|
| 1073 | while (pos>=0) {
|
---|
| 1074 | if (!char_is_whitespace(outstring[pos])) {
|
---|
| 1075 | break;
|
---|
| 1076 | }
|
---|
[9620] | 1077 | --pos;
|
---|
[7389] | 1078 | }
|
---|
| 1079 |
|
---|
| 1080 | return pos;
|
---|
| 1081 | }
|
---|
| 1082 |
|
---|
| 1083 | static int rscan_for_whitespace(const text_t& outstring, const int start_pos)
|
---|
| 1084 | {
|
---|
| 1085 | int pos = start_pos;
|
---|
| 1086 | while (pos>=0) {
|
---|
| 1087 | if (char_is_whitespace(outstring[pos])) {
|
---|
| 1088 | break;
|
---|
| 1089 | }
|
---|
[9620] | 1090 | --pos;
|
---|
[7389] | 1091 | }
|
---|
| 1092 |
|
---|
| 1093 | return pos;
|
---|
| 1094 | }
|
---|
| 1095 |
|
---|
| 1096 |
|
---|
| 1097 | static int rscan_for(const text_t& outstring, const int start_pos,
|
---|
| 1098 | const char find_c)
|
---|
| 1099 | {
|
---|
| 1100 | int pos = start_pos;
|
---|
| 1101 | while (pos>=0) {
|
---|
| 1102 | char c = outstring[pos];
|
---|
| 1103 | if (outstring[pos] == find_c) {
|
---|
| 1104 | break;
|
---|
| 1105 | }
|
---|
[9620] | 1106 | --pos;
|
---|
[7389] | 1107 | }
|
---|
| 1108 |
|
---|
| 1109 | return pos;
|
---|
| 1110 | }
|
---|
| 1111 |
|
---|
| 1112 | text_t extract_substr(const text_t& outstring, const int start_pos,
|
---|
| 1113 | const int end_pos)
|
---|
| 1114 | {
|
---|
| 1115 | text_t extracted_str;
|
---|
| 1116 | extracted_str.clear();
|
---|
| 1117 |
|
---|
[9620] | 1118 | for (int pos=start_pos; pos<=end_pos; ++pos) {
|
---|
[7389] | 1119 | extracted_str.push_back(outstring[pos]);
|
---|
| 1120 | }
|
---|
| 1121 |
|
---|
| 1122 | return extracted_str;
|
---|
| 1123 | }
|
---|
| 1124 |
|
---|
| 1125 |
|
---|
[9401] | 1126 | static text_t expand_potential_metadata(const text_t& collection,
|
---|
| 1127 | recptproto* collectproto,
|
---|
| 1128 | ResultDocInfo_t &docinfo,
|
---|
| 1129 | displayclass &disp,
|
---|
| 1130 | const text_t& intext,
|
---|
| 1131 | text_tmap &options,
|
---|
| 1132 | ostream& logout)
|
---|
[7389] | 1133 | {
|
---|
| 1134 | text_t outtext;
|
---|
| 1135 |
|
---|
| 1136 | // decide if dealing with metadata or text
|
---|
| 1137 |
|
---|
| 1138 | text_t::const_iterator beginbracket = intext.begin();
|
---|
| 1139 | text_t::const_iterator endbracket = (intext.end() - 1);
|
---|
| 1140 |
|
---|
| 1141 | // Decision is based on a metadata element
|
---|
| 1142 | if ((*beginbracket == '[') && (*endbracket == ']')) {
|
---|
| 1143 | // Ignore the surrounding square brackets
|
---|
| 1144 | text_t meta_text = substr (beginbracket+1, endbracket);
|
---|
| 1145 |
|
---|
[10614] | 1146 | if (meta_text == "Text") {
|
---|
| 1147 | outtext = format_text(collection, collectproto, docinfo, disp, options, logout);
|
---|
| 1148 | } else {
|
---|
[7389] | 1149 |
|
---|
[10614] | 1150 | text_tset metadata;
|
---|
| 1151 | bool getParents =false;
|
---|
| 1152 | metadata_t meta;
|
---|
| 1153 |
|
---|
| 1154 | parse_meta (meta_text, meta, metadata, getParents);
|
---|
| 1155 | outtext
|
---|
| 1156 | = get_meta (collection,collectproto,docinfo,disp,meta,options,logout);
|
---|
| 1157 | }
|
---|
| 1158 |
|
---|
[7389] | 1159 | }
|
---|
| 1160 | else {
|
---|
| 1161 | outtext = intext;
|
---|
| 1162 | }
|
---|
| 1163 |
|
---|
| 1164 | return outtext;
|
---|
| 1165 | }
|
---|
| 1166 |
|
---|
| 1167 |
|
---|
| 1168 |
|
---|
| 1169 |
|
---|
[9401] | 1170 | static bool uses_expression(const text_t& collection, recptproto* collectproto,
|
---|
| 1171 | ResultDocInfo_t &docinfo,
|
---|
| 1172 | displayclass &disp,
|
---|
[7389] | 1173 | const text_t& outstring, text_t& lhs_expr,
|
---|
[9401] | 1174 | text_t& op_expr, text_t& rhs_expr,
|
---|
| 1175 | text_tmap &options,
|
---|
| 1176 | ostream& logout)
|
---|
[7389] | 1177 | {
|
---|
| 1178 | // Note: the string may not be of the form: str1 op str2, however
|
---|
| 1179 | // to deterine this we have to process it on the assumption it is,
|
---|
| 1180 | // and if at any point an 'erroneous' value is encountered, return
|
---|
| 1181 | // false and let something else have a go at evaluating it
|
---|
| 1182 |
|
---|
| 1183 | // Starting at the end of the string and working backwards ..
|
---|
| 1184 |
|
---|
| 1185 | const int outstring_len = outstring.size();
|
---|
| 1186 |
|
---|
| 1187 | // skip over white space
|
---|
| 1188 | int rhs_end = rscan_over_whitespace(outstring,outstring_len-1);
|
---|
| 1189 |
|
---|
| 1190 | if (rhs_end<=0) {
|
---|
| 1191 | // no meaningful text or (rhs_end==0) no room for operator
|
---|
| 1192 | return false;
|
---|
| 1193 | }
|
---|
| 1194 |
|
---|
| 1195 | // check for ' or " and then scan over token
|
---|
| 1196 | const char potential_quote = outstring[rhs_end];
|
---|
| 1197 | int rhs_start=rhs_end;
|
---|
| 1198 | bool quoted = false;
|
---|
| 1199 |
|
---|
| 1200 | if ((potential_quote == '\'') || (potential_quote == '\"')) {
|
---|
[9620] | 1201 | --rhs_end;
|
---|
[7389] | 1202 | rhs_start = rscan_for(outstring,rhs_end-1,potential_quote) +1;
|
---|
| 1203 | quoted = true;
|
---|
| 1204 | }
|
---|
| 1205 | else {
|
---|
| 1206 | rhs_start = rscan_for_whitespace(outstring,rhs_end-1) +1;
|
---|
| 1207 | }
|
---|
| 1208 |
|
---|
[7617] | 1209 | if ((rhs_end-rhs_start)<0) {
|
---|
[7389] | 1210 | // no meaningful rhs expression
|
---|
| 1211 | return false;
|
---|
| 1212 | }
|
---|
| 1213 |
|
---|
| 1214 | // form rhs_expr
|
---|
| 1215 | rhs_expr = extract_substr(outstring,rhs_start,rhs_end);
|
---|
| 1216 |
|
---|
| 1217 | // skip over white space
|
---|
| 1218 | const int to_whitespace = (quoted) ? 2 : 1;
|
---|
| 1219 |
|
---|
| 1220 | int op_end = rscan_over_whitespace(outstring,rhs_start-to_whitespace);
|
---|
| 1221 | int op_start = rscan_for_whitespace(outstring,op_end-1)+1;
|
---|
| 1222 |
|
---|
| 1223 |
|
---|
[7617] | 1224 | if (op_end-op_start<0) {
|
---|
[7389] | 1225 | // no meaningful expression operator
|
---|
| 1226 | return false;
|
---|
| 1227 | }
|
---|
| 1228 |
|
---|
| 1229 | op_expr = extract_substr(outstring,op_start,op_end);
|
---|
| 1230 |
|
---|
| 1231 |
|
---|
| 1232 | // check for operator
|
---|
[10142] | 1233 | if ((op_expr != "eq") && (op_expr != "ne") && (op_expr != "gt") &&
|
---|
| 1234 | (op_expr != "ge") && (op_expr != "lt") && (op_expr != "le") && (op_expr != "==") && (op_expr != "!=") && (op_expr != ">") && (op_expr != ">=") && (op_expr != "<") && (op_expr != "<=") && (op_expr != "sw") && (op_expr != "ew")) {
|
---|
[10145] | 1235 |
|
---|
[7389] | 1236 | // not a valid operator
|
---|
| 1237 | return false;
|
---|
| 1238 | }
|
---|
| 1239 |
|
---|
| 1240 | int lhs_end = rscan_over_whitespace(outstring,op_start-1);
|
---|
[7617] | 1241 | if (lhs_end<0) {
|
---|
[7389] | 1242 | // no meaningful lhs expression
|
---|
| 1243 | return false;
|
---|
| 1244 | }
|
---|
| 1245 |
|
---|
| 1246 | int lhs_start = scan_over_whitespace(outstring,0);
|
---|
| 1247 |
|
---|
| 1248 | // form lhs_expr from remainder of string
|
---|
| 1249 | lhs_expr = extract_substr(outstring,lhs_start,lhs_end);
|
---|
| 1250 |
|
---|
| 1251 | // Now we know we have a valid expression, look up any
|
---|
| 1252 | // metadata terms
|
---|
| 1253 |
|
---|
[9401] | 1254 | rhs_expr = expand_potential_metadata(collection,collectproto,docinfo,
|
---|
| 1255 | disp,rhs_expr,options,logout);
|
---|
| 1256 | lhs_expr = expand_potential_metadata(collection,collectproto,docinfo,
|
---|
| 1257 | disp,lhs_expr,options,logout);
|
---|
[7389] | 1258 |
|
---|
| 1259 | return true;
|
---|
| 1260 | }
|
---|
| 1261 |
|
---|
| 1262 | static bool eval_expression_true(const text_t& lhs_expr,const text_t& op_expr,
|
---|
| 1263 | const text_t& rhs_expr, ostream& logout)
|
---|
| 1264 | {
|
---|
[10142] | 1265 | if (op_expr == "eq") return (lhs_expr == rhs_expr);
|
---|
| 1266 | else if (op_expr == "ne" ) return (lhs_expr != rhs_expr);
|
---|
| 1267 | else if (op_expr == "gt") return (lhs_expr > rhs_expr);
|
---|
| 1268 | else if (op_expr == "ge") return (lhs_expr >= rhs_expr);
|
---|
| 1269 | else if (op_expr == "lt") return (lhs_expr < rhs_expr);
|
---|
| 1270 | else if (op_expr == "le") return (lhs_expr <= rhs_expr);
|
---|
| 1271 | else if (op_expr == "==") return (lhs_expr.getint() == rhs_expr.getint());
|
---|
| 1272 | else if (op_expr == "!=") return (lhs_expr.getint() != rhs_expr.getint());
|
---|
| 1273 | else if (op_expr == ">") return (lhs_expr.getint() > rhs_expr.getint());
|
---|
| 1274 | else if (op_expr == ">=") return (lhs_expr.getint() >= rhs_expr.getint());
|
---|
| 1275 | else if (op_expr == "<") return (lhs_expr.getint() < rhs_expr.getint());
|
---|
| 1276 | else if (op_expr == "<=") return (lhs_expr.getint() <= rhs_expr.getint());
|
---|
| 1277 | else if (op_expr == "sw") return (starts_with(lhs_expr,rhs_expr));
|
---|
| 1278 | else if (op_expr == "ew") return (ends_with(lhs_expr,rhs_expr));
|
---|
[7389] | 1279 | else {
|
---|
| 1280 | logout << "Error: '" << op_expr << "' is not a recognised operator." << endl;
|
---|
| 1281 | }
|
---|
[10142] | 1282 |
|
---|
[7389] | 1283 | return false;
|
---|
| 1284 | }
|
---|
| 1285 |
|
---|
| 1286 |
|
---|
[1443] | 1287 | static text_t get_if (const text_t& collection, recptproto* collectproto,
|
---|
[1610] | 1288 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
| 1289 | const decision_t &decision,
|
---|
[5788] | 1290 | format_t *ifptr, format_t *elseptr,
|
---|
| 1291 | text_tmap &options, ostream& logout)
|
---|
[1443] | 1292 | {
|
---|
[1610] | 1293 | // If the decision component is a metadata element, then evaluate it
|
---|
| 1294 | // to see whether we output the "then" or the "else" clause
|
---|
[354] | 1295 | if (decision.command == dMeta) {
|
---|
[9401] | 1296 | if (get_meta (collection,collectproto,docinfo,disp,decision.meta,options,
|
---|
| 1297 | logout) != "") {
|
---|
[354] | 1298 | if (ifptr != NULL)
|
---|
[9948] | 1299 | return get_formatted_string (collection,collectproto,docinfo, disp, ifptr,
|
---|
[5788] | 1300 | options, logout);
|
---|
[354] | 1301 | }
|
---|
| 1302 | else {
|
---|
| 1303 | if (elseptr != NULL)
|
---|
[9948] | 1304 | return get_formatted_string (collection,collectproto,docinfo, disp, elseptr,
|
---|
[5788] | 1305 | options, logout);
|
---|
[354] | 1306 | }
|
---|
| 1307 | }
|
---|
[1610] | 1308 |
|
---|
| 1309 | // If the decision component is text, then evaluate it (it is probably a
|
---|
| 1310 | // macro like _cgiargmode_) to decide what to output.
|
---|
| 1311 | else if (decision.command == dText) {
|
---|
| 1312 |
|
---|
| 1313 | text_t outstring;
|
---|
| 1314 | disp.expandstring (decision.text, outstring);
|
---|
| 1315 |
|
---|
[7389] | 1316 | // Check for if expression in form: str1 op str2
|
---|
| 1317 | // (such as [x] eq "y")
|
---|
| 1318 | text_t lhs_expr, op_expr, rhs_expr;
|
---|
[9401] | 1319 | if (uses_expression(collection,collectproto,docinfo, disp, outstring,lhs_expr,op_expr,rhs_expr, options,logout)) {
|
---|
[7389] | 1320 | if (eval_expression_true(lhs_expr,op_expr,rhs_expr,logout)) {
|
---|
| 1321 | if (ifptr != NULL) {
|
---|
| 1322 | return get_formatted_string (collection, collectproto, docinfo, disp, ifptr,
|
---|
| 1323 | options, logout);
|
---|
| 1324 | }
|
---|
| 1325 | else {
|
---|
| 1326 | return "";
|
---|
| 1327 | }
|
---|
| 1328 | } else {
|
---|
| 1329 | if (elseptr != NULL) {
|
---|
| 1330 | return get_formatted_string (collection, collectproto, docinfo, disp, elseptr,
|
---|
| 1331 | options, logout);
|
---|
| 1332 | }
|
---|
| 1333 | else {
|
---|
| 1334 | return "";
|
---|
| 1335 | }
|
---|
| 1336 | }
|
---|
| 1337 | }
|
---|
| 1338 |
|
---|
| 1339 |
|
---|
[1610] | 1340 | // This is a tad tricky. When we expand a string like _cgiargmode_, that is
|
---|
| 1341 | // a cgi argument macro that has not been set, it evaluates to itself.
|
---|
| 1342 | // Therefore, were have to say that a piece of text evalautes true if
|
---|
| 1343 | // it is non-empty and if it is a cgi argument evaulating to itself.
|
---|
[7389] | 1344 |
|
---|
[1610] | 1345 | if ((outstring != "") && !((outstring == decision.text) && (outstring[0] == '_'))) {
|
---|
| 1346 | if (ifptr != NULL)
|
---|
| 1347 | return get_formatted_string (collection, collectproto, docinfo, disp, ifptr,
|
---|
[5788] | 1348 | options, logout);
|
---|
[1610] | 1349 | } else {
|
---|
| 1350 | if (elseptr != NULL)
|
---|
| 1351 | return get_formatted_string (collection, collectproto, docinfo, disp, elseptr,
|
---|
[5788] | 1352 | options, logout);
|
---|
[1610] | 1353 | }
|
---|
| 1354 | }
|
---|
| 1355 |
|
---|
[354] | 1356 | return "";
|
---|
| 1357 | }
|
---|
| 1358 |
|
---|
[1443] | 1359 | bool includes_metadata(const text_t& text)
|
---|
| 1360 | {
|
---|
| 1361 | text_t::const_iterator here = text.begin();
|
---|
| 1362 | text_t::const_iterator end = text.end();
|
---|
| 1363 | while (here != end) {
|
---|
| 1364 | if (*here == '[') return true;
|
---|
[9620] | 1365 | ++here;
|
---|
[1443] | 1366 | }
|
---|
| 1367 |
|
---|
| 1368 | return false;
|
---|
| 1369 | }
|
---|
| 1370 |
|
---|
[5788] | 1371 | static text_t expand_metadata(const text_t &metavalue, const text_t& collection,
|
---|
[9948] | 1372 | recptproto* collectproto,
|
---|
| 1373 | ResultDocInfo_t &docinfo,
|
---|
[5788] | 1374 | displayclass &disp, text_tmap &options,
|
---|
| 1375 | ostream &logout) {
|
---|
| 1376 |
|
---|
[10415] | 1377 | if (includes_metadata(metavalue)) {
|
---|
| 1378 |
|
---|
| 1379 | // text has embedded metadata in it => expand it
|
---|
| 1380 | FilterRequest_t request;
|
---|
| 1381 | FilterResponse_t response;
|
---|
| 1382 |
|
---|
| 1383 | request.getParents = false;
|
---|
| 1384 |
|
---|
| 1385 | format_t *expanded_formatlistptr = new format_t();
|
---|
| 1386 | parse_formatstring (metavalue, expanded_formatlistptr,
|
---|
| 1387 | request.fields, request.getParents);
|
---|
| 1388 |
|
---|
| 1389 | // retrieve metadata
|
---|
| 1390 | get_info(docinfo.OID, collection, "", request.fields, request.getParents,
|
---|
| 1391 | collectproto, response, logout);
|
---|
| 1392 |
|
---|
| 1393 | if (!response.docInfo.empty()) {
|
---|
| 1394 |
|
---|
| 1395 | text_t expanded_metavalue
|
---|
| 1396 | = get_formatted_string(collection, collectproto,
|
---|
| 1397 | response.docInfo[0], disp, expanded_formatlistptr,
|
---|
| 1398 | options, logout);
|
---|
| 1399 |
|
---|
| 1400 | return expanded_metavalue;
|
---|
| 1401 | }
|
---|
| 1402 | else {
|
---|
| 1403 | return metavalue;
|
---|
| 1404 | }
|
---|
| 1405 | }
|
---|
| 1406 | else {
|
---|
| 1407 |
|
---|
| 1408 | return metavalue;
|
---|
| 1409 | }
|
---|
[5788] | 1410 | }
|
---|
[1941] | 1411 |
|
---|
[9948] | 1412 | text_t get_collection_meta(const text_t& collection, recptproto* collectproto,
|
---|
| 1413 | displayclass &disp,
|
---|
| 1414 | text_t meta_name, ostream& logout) {
|
---|
| 1415 |
|
---|
| 1416 | ColInfoResponse_t collectinfo;
|
---|
| 1417 | comerror_t err;
|
---|
| 1418 | collectproto->get_collectinfo (collection, collectinfo,err,logout);
|
---|
| 1419 | text_t meta_value = "";
|
---|
| 1420 | text_t lang;
|
---|
| 1421 | disp.expandstring("_cgiargl_",lang);
|
---|
| 1422 | if (lang.empty()) {
|
---|
| 1423 | lang = "en";
|
---|
| 1424 | }
|
---|
| 1425 |
|
---|
| 1426 | if (err == noError) {
|
---|
| 1427 | meta_value = collectinfo.get_collectionmeta(meta_name, lang);
|
---|
| 1428 | }
|
---|
| 1429 | return meta_value;
|
---|
| 1430 |
|
---|
| 1431 |
|
---|
| 1432 | }
|
---|
[1443] | 1433 | text_t format_string (const text_t& collection, recptproto* collectproto,
|
---|
[1610] | 1434 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
[5788] | 1435 | format_t *formatlistptr, text_tmap &options,
|
---|
[1443] | 1436 | ostream& logout) {
|
---|
[354] | 1437 |
|
---|
[347] | 1438 | if (formatlistptr == NULL) return "";
|
---|
| 1439 |
|
---|
| 1440 | switch (formatlistptr->command) {
|
---|
[6020] | 1441 | case comOID:
|
---|
| 1442 | return docinfo.OID;
|
---|
[13118] | 1443 | case comTopOID:
|
---|
| 1444 | {
|
---|
| 1445 | text_t top_id;
|
---|
| 1446 | get_top(docinfo.OID, top_id);
|
---|
| 1447 | return top_id;
|
---|
| 1448 | }
|
---|
[6710] | 1449 | case comRank:
|
---|
| 1450 | return text_t(docinfo.ranking);
|
---|
[5788] | 1451 | case comText:
|
---|
| 1452 | return formatlistptr->text;
|
---|
| 1453 | case comLink:
|
---|
| 1454 | return options["link"];
|
---|
| 1455 | case comEndLink:
|
---|
| 1456 | if (options["link"].empty()) return "";
|
---|
| 1457 | else return "</a>";
|
---|
| 1458 | case comHref:
|
---|
| 1459 | return get_href(options["link"]);
|
---|
| 1460 | case comIcon:
|
---|
| 1461 | return options["icon"];
|
---|
| 1462 | case comNum:
|
---|
| 1463 | return docinfo.result_num;
|
---|
| 1464 | case comRel: //if [RelatedDocuments] appears in format string, collect relation data
|
---|
| 1465 | return get_related_docs(collection, collectproto, docinfo, logout);
|
---|
| 1466 | case comSummary:
|
---|
| 1467 | return format_summary(collection, collectproto, docinfo, disp, options, logout);
|
---|
| 1468 | case comMeta:
|
---|
[1443] | 1469 | {
|
---|
[9948] | 1470 | const text_t& metavalue = get_meta (collection,collectproto, docinfo, disp,formatlistptr->meta,options,logout);
|
---|
[5788] | 1471 | return expand_metadata(metavalue, collection, collectproto, docinfo, disp, options, logout);
|
---|
[1443] | 1472 | }
|
---|
[5788] | 1473 | case comDoc:
|
---|
[9852] | 1474 | return format_text(collection, collectproto, docinfo, disp, options, logout);
|
---|
| 1475 | //return options["text"];
|
---|
[5788] | 1476 | case comImage:
|
---|
| 1477 | return expand_metadata(options["DocImage"], collection, collectproto, docinfo, disp, options, logout);
|
---|
| 1478 | case comTOC:
|
---|
| 1479 | return options["DocTOC"];
|
---|
| 1480 | case comDocumentButtonDetach:
|
---|
| 1481 | return options["DocumentButtonDetach"];
|
---|
| 1482 | case comDocumentButtonHighlight:
|
---|
| 1483 | return options["DocumentButtonHighlight"];
|
---|
| 1484 | case comDocumentButtonExpandContents:
|
---|
| 1485 | return options["DocumentButtonExpandContents"];
|
---|
| 1486 | case comDocumentButtonExpandText:
|
---|
| 1487 | return options["DocumentButtonExpandText"];
|
---|
| 1488 | case comHighlight:
|
---|
| 1489 | if (options["highlight"] == "1") return "<b>";
|
---|
| 1490 | break;
|
---|
| 1491 | case comEndHighlight:
|
---|
| 1492 | if (options["highlight"] == "1") return "</b>";
|
---|
| 1493 | break;
|
---|
| 1494 | case comIf:
|
---|
| 1495 | return get_if (collection, collectproto, docinfo, disp,
|
---|
| 1496 | formatlistptr->decision, formatlistptr->ifptr,
|
---|
| 1497 | formatlistptr->elseptr, options, logout);
|
---|
| 1498 | case comOr:
|
---|
| 1499 | return get_or (collection,collectproto, docinfo, disp, formatlistptr->orptr,
|
---|
| 1500 | options, logout);
|
---|
[16915] | 1501 | case comDocTermsFreqTotal:
|
---|
| 1502 | return docinfo.num_terms_matched;
|
---|
[9948] | 1503 | case comCollection:
|
---|
| 1504 | if (formatlistptr->meta.metaname == g_EmptyText) {
|
---|
| 1505 | return collection;
|
---|
| 1506 | }
|
---|
| 1507 | return get_collection_meta(collection, collectproto, disp, formatlistptr->meta.metaname, logout);
|
---|
| 1508 |
|
---|
[347] | 1509 | }
|
---|
| 1510 | return "";
|
---|
| 1511 | }
|
---|
| 1512 |
|
---|
[1443] | 1513 | text_t get_formatted_string (const text_t& collection, recptproto* collectproto,
|
---|
[1610] | 1514 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
[5788] | 1515 | format_t *formatlistptr, text_tmap &options,
|
---|
[1443] | 1516 | ostream& logout) {
|
---|
[407] | 1517 |
|
---|
[5788] | 1518 | text_t ft;
|
---|
| 1519 | while (formatlistptr != NULL)
|
---|
| 1520 | {
|
---|
| 1521 | ft += format_string (collection, collectproto, docinfo, disp, formatlistptr,
|
---|
| 1522 | options, logout);
|
---|
| 1523 | formatlistptr = formatlistptr->nextptr;
|
---|
| 1524 | }
|
---|
| 1525 |
|
---|
| 1526 | return ft;
|
---|
[347] | 1527 | }
|
---|
| 1528 |
|
---|
| 1529 |
|
---|
[9852] | 1530 | // we have only preloaded the text in DocumentAction. But you may want to get the text in query. so copy what we have done with format_summary and get the text here. probably is quite expensive?
|
---|
| 1531 | text_t format_text (const text_t& collection, recptproto* collectproto,
|
---|
[9948] | 1532 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
| 1533 | text_tmap &options, ostream& logout) {
|
---|
[9852] | 1534 | if(!options["text"].empty()) {
|
---|
| 1535 | return options["text"];
|
---|
| 1536 | }
|
---|
| 1537 | // else get document text here
|
---|
| 1538 | DocumentRequest_t docrequest;
|
---|
| 1539 | DocumentResponse_t docresponse;
|
---|
| 1540 | comerror_t err;
|
---|
| 1541 | docrequest.OID = docinfo.OID;
|
---|
| 1542 | collectproto->get_document (collection, docrequest, docresponse, err, logout);
|
---|
| 1543 | return docresponse.doc;
|
---|
| 1544 |
|
---|
| 1545 | }
|
---|
| 1546 |
|
---|
[2967] | 1547 | /* FUNCTION NAME: format_summary
|
---|
| 1548 | * DESC: this is invoked when a [Summary] special metadata is processed.
|
---|
| 1549 | * RETURNS: a query-biased summary for the document */
|
---|
| 1550 |
|
---|
| 1551 | text_t format_summary (const text_t& collection, recptproto* collectproto,
|
---|
[5788] | 1552 | ResultDocInfo_t &docinfo, displayclass &disp,
|
---|
| 1553 | text_tmap &options, ostream& logout) {
|
---|
[3673] | 1554 |
|
---|
| 1555 | // GRB: added code here to ensure that the cstr (and other collections)
|
---|
| 1556 | // uses the document metadata item Summary, rather than compressing
|
---|
| 1557 | // the text of the document, processed via the methods in
|
---|
| 1558 | // summarise.cpp
|
---|
| 1559 | if (docinfo.metadata.count("Summary") > 0 &&
|
---|
| 1560 | docinfo.metadata["Summary"].values.size() > 0) {
|
---|
| 1561 | return docinfo.metadata["Summary"].values[0];
|
---|
| 1562 | }
|
---|
| 1563 |
|
---|
[2967] | 1564 | text_t textToSummarise, query;
|
---|
[5788] | 1565 | if(options["text"].empty()) { // get document text
|
---|
| 1566 | DocumentRequest_t docrequest;
|
---|
| 1567 | DocumentResponse_t docresponse;
|
---|
| 1568 | comerror_t err;
|
---|
| 1569 | docrequest.OID = docinfo.OID;
|
---|
| 1570 | collectproto->get_document (collection, docrequest, docresponse, err, logout);
|
---|
| 1571 | textToSummarise = docresponse.doc;
|
---|
[2967] | 1572 | } else // in practice, this would not happen, because text is only
|
---|
| 1573 | // loaded with the [Text] command
|
---|
[5788] | 1574 | textToSummarise = options["text"];
|
---|
[2967] | 1575 | disp.expandstring("_cgiargq_",query);
|
---|
| 1576 | return summarise(textToSummarise,query,80);
|
---|
| 1577 | }
|
---|