[668] | 1 | /**********************************************************************
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| 2 | *
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| 3 | * pagedbrowserclass.cpp --
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| 4 | * Copyright (C) 1999 The New Zealand Digital Library Project
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| 5 | *
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| 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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| 9 | *
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| 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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| 24 | * $Id: pagedbrowserclass.cpp 1282 2000-07-13 02:51:10Z sjboddie $
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| 25 | *
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| 26 | *********************************************************************/
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| 27 |
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| 28 | /*
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| 29 | $Log$
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[1282] | 30 | Revision 1.11 2000/07/13 02:51:10 sjboddie
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| 31 | got DocumentArrowsBottom working for collections using "paged" browsers
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| 32 | (like gberg). The whole idea of arrows as used both in the query results
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| 33 | page and document pages needs to be revisited to get things working in
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| 34 | all situations
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| 35 |
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[1254] | 36 | Revision 1.10 2000/06/29 02:47:20 sjboddie
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| 37 | added browser info (i.e VList, HList etc.) to status pages
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| 38 |
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[1048] | 39 | Revision 1.9 2000/03/31 03:04:32 nzdl
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| 40 | tidied up some of the browsing code - replaced DocumentImages,
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| 41 | DocumentTitles and DocumentHeading with DocumentIcon
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| 42 |
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[943] | 43 | Revision 1.8 2000/02/17 20:54:00 sjboddie
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| 44 | minor change to macro name
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| 45 |
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[937] | 46 | Revision 1.7 2000/02/17 02:35:48 sjboddie
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| 47 | tidied up a bit
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| 48 |
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[928] | 49 | Revision 1.6 2000/02/15 22:53:51 kjm18
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| 50 | search history stuff added.
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| 51 |
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[912] | 52 | Revision 1.5 2000/02/06 21:29:11 sjboddie
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| 53 | fixed a bug - made some functions virtual for use with cstr collection
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| 54 |
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[753] | 55 | Revision 1.4 1999/10/30 23:06:25 sjboddie
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| 56 | tidied up a bit
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| 57 |
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[747] | 58 | Revision 1.3 1999/10/30 22:16:37 sjboddie
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| 59 | added a collection argument
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| 60 |
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[727] | 61 | Revision 1.2 1999/10/19 08:40:11 sjboddie
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| 62 | fixed some stupid compiler warnings on windows
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| 63 |
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[668] | 64 | Revision 1.1 1999/10/14 22:59:35 sjboddie
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| 65 | finished off browser classes
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| 66 |
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| 67 | */
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| 68 |
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| 69 |
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| 70 | #include "pagedbrowserclass.h"
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| 71 | #include <assert.h>
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| 72 | #include "OIDtools.h"
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| 73 |
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| 74 | pagedbrowserclass::pagedbrowserclass () {
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| 75 | }
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| 76 |
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| 77 | pagedbrowserclass::~pagedbrowserclass () {
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| 78 | }
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| 79 |
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| 80 | // returns the name that specifies the browserclass type
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| 81 | text_t pagedbrowserclass::get_browser_name () {
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| 82 | return "Paged";
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| 83 | }
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| 84 |
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| 85 |
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| 86 | void pagedbrowserclass::load_metadata_defaults (text_tset &metadata) {
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| 87 | metadata.insert ("Title");
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| 88 | }
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| 89 |
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[912] | 90 | // if the "gp" (go to page) argument is set we need to set
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[668] | 91 | // the "d" argument to the corresponding page
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[937] | 92 | // also want to set "d" argument to first child if we're at
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| 93 | // an 'Invisible' top level
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[668] | 94 | void pagedbrowserclass::processOID (cgiargsclass &args, recptproto *collectproto,
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[912] | 95 | ostream &logout) {
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[668] | 96 |
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| 97 | text_t &arg_d = args["d"];
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| 98 | text_t &arg_gp = args["gp"];
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[912] | 99 | text_tset metadata;
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| 100 | bool getParents = false;
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| 101 | FilterResponse_t response;
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| 102 |
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[668] | 103 | if ((!arg_d.empty()) && (!arg_gp.empty()) && (is_number (arg_gp))) {
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| 104 | text_t top;
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| 105 | get_top (arg_d, top);
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| 106 | metadata.insert ("Title");
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| 107 | get_children (top, args["c"], metadata, getParents, collectproto, response, logout);
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| 108 | ResultDocInfo_tarray::iterator dochere = response.docInfo.begin();
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| 109 | ResultDocInfo_tarray::iterator docend = response.docInfo.end();
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| 110 | while (dochere != docend) {
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| 111 | if ((*dochere).metadata["Title"].values[0] == arg_gp) {
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[912] | 112 | arg_d = (*dochere).OID;
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| 113 | break;
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[668] | 114 | }
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| 115 | dochere ++;
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| 116 | }
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[912] | 117 |
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| 118 | } else if (!arg_d.empty() && is_top(arg_d)) { // if top level doc, check if not invisible
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| 119 | metadata.insert("thistype");
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[937] | 120 | if (get_info(arg_d, args["c"], metadata, getParents, collectproto, response, logout)) {
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[912] | 121 | text_t type = response.docInfo[0].metadata["thistype"].values[0];
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| 122 | if (type=="Invisible") { // display first child
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[937] | 123 | arg_d = arg_d + ".fc";
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[912] | 124 | }
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| 125 | }
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[668] | 126 | }
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[928] | 127 |
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| 128 |
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| 129 |
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[668] | 130 | }
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| 131 |
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| 132 | int pagedbrowserclass::output_section_group (ResultDocInfo_t §ion, cgiargsclass &args,
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[753] | 133 | const text_t &/*collection*/, int /*colnumber*/,
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| 134 | format_t * /*formatlistptr*/, bool /*use_table*/,
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| 135 | text_tset &/*metadata*/, bool &/*getParents*/,
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[727] | 136 | recptproto * /*collectproto*/, displayclass &disp,
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[753] | 137 | outconvertclass &outconvert, ostream &textout,
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| 138 | ostream &/*logout*/) {
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[668] | 139 |
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| 140 | // this browser class only handles document levels
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| 141 | if (args["d"].empty()) return 0;
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| 142 |
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| 143 | if (section.OID != args["d"]) {
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[1282] | 144 | text_t httpprevarrow = "_httpdocument_&cl=" + args["cl"] + "&d=" + section.OID;
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| 145 | text_t parentarrow = "<a href=\"" + httpprevarrow + "\">_iconprev_</a>\n";
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| 146 | disp.setmacro ("httpprevarrow", "document", httpprevarrow);
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[668] | 147 | disp.setmacro ("parentarrow", "document", parentarrow);
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| 148 | return 0;
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| 149 | }
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| 150 |
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| 151 | // must be at top level to get to here!
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[1048] | 152 | textout << outconvert << disp << "<b>" << section.metadata["Title"].values[0]
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| 153 | << "_document:textintro_</b>\n";
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[668] | 154 |
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| 155 | return 0;
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| 156 | }
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| 157 |
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| 158 | int pagedbrowserclass::output_section_group (FilterResponse_t §ions, cgiargsclass &args,
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[753] | 159 | const text_t &/*collection*/, int /*colnumber*/,
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| 160 | format_t * /*formatlistptr*/, bool /*use_table*/,
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| 161 | text_tset &/*metadata*/, bool &/*getParents*/,
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[727] | 162 | recptproto * /*collectproto*/, displayclass &disp,
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[753] | 163 | outconvertclass &outconvert, ostream &textout,
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| 164 | ostream &/*logout*/) {
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[668] | 165 |
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| 166 | text_t &arg_d = args["d"];
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| 167 |
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| 168 | // this browser class only handles document levels
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| 169 | if (arg_d.empty()) return 0;
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| 170 |
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| 171 | text_t previousOID, previoustitle, nextOID, nexttitle;
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[1282] | 172 | text_t previousarrow, nextarrow, httpprevarrow, httpnextarrow;
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[668] | 173 | bool found = false;
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| 174 |
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| 175 | // this should be our list of pages
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| 176 |
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| 177 | ResultDocInfo_tarray::iterator thissection = sections.docInfo.begin();
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| 178 | ResultDocInfo_tarray::iterator endsection = sections.docInfo.end();
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| 179 |
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| 180 | while (thissection != endsection) {
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| 181 | if (arg_d == (*thissection).OID) {
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| 182 | found = true;
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[753] | 183 | textout << outconvert << disp
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[943] | 184 | << "<table><tr valign=top><td colspan=3><center><b>_page_"
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[668] | 185 | << (*thissection).metadata["Title"].values[0] << "</b>\n";
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| 186 | if (thissection != sections.docInfo.begin()) {
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| 187 | previousOID = (*(thissection-1)).OID;
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| 188 | previoustitle = (*(thissection-1)).metadata["Title"].values[0];
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[1282] | 189 | } else {
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[668] | 190 | previousarrow = "_document:parentarrow_";
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[1282] | 191 | }
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[668] | 192 |
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[912] | 193 | if ((thissection+1) != endsection) {
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[668] | 194 | nextOID = (*(thissection+1)).OID;
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| 195 | nexttitle = (*(thissection+1)).metadata["Title"].values[0];
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| 196 | }
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| 197 | break;
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| 198 | }
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| 199 | thissection ++;
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| 200 | }
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| 201 |
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[928] | 202 | if (!found) {
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| 203 | textout << outconvert << disp
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| 204 | << "<table><tr valign=top> <td colspan=3><center>\n";
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| 205 | }
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[668] | 206 | int numpages = sections.docInfo.size();
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| 207 | textout << outconvert << disp
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| 208 | << ("_document:textnumpages_(" + text_t(numpages) + ")</center></td></tr>\n");
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| 209 |
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[1282] | 210 | if (!found) {
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| 211 | httpnextarrow = "_httpdocument_&cl=" + args["cl"] + "&d=" + sections.docInfo[0].OID;
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| 212 | nextarrow = "<a href=\"" + httpnextarrow + "\">" +
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| 213 | sections.docInfo[0].metadata["Title"].values[0] + "_iconnext_</a>\n";
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| 214 |
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| 215 | } else {
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| 216 | if (!previousOID.empty()) {
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| 217 | httpprevarrow = "_httpdocument_&cl=" + args["cl"] + "&d=" + previousOID;
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| 218 | previousarrow = "<a href=\"" + httpprevarrow + "\">_iconprev_" + previoustitle + "</a>\n";
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| 219 | }
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| 220 | if (!nextOID.empty()) {
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| 221 | httpnextarrow = "_httpdocument_&cl=" + args["cl"] + "&d=" + nextOID;
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| 222 | nextarrow = "<a href=\"" + httpnextarrow + "\">" + nexttitle + "_iconnext_</a>\n";
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| 223 | }
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[668] | 224 | }
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| 225 |
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[1282] | 226 | if (!httpprevarrow.empty()) disp.setmacro ("httpprevarrow", "document", httpprevarrow);
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| 227 | if (!httpnextarrow.empty()) disp.setmacro ("httpnextarrow", "document", httpnextarrow);
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| 228 |
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[668] | 229 | textout << outconvert << disp << "<tr valign=middle>\n"
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| 230 | << "<td align=right>" << previousarrow << "</td>\n"
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| 231 | << "<td align=center valign=top>_document:gotoform_</td>"
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| 232 | << "<td align=left>" << nextarrow << "</td>\n"
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| 233 | << "</tr></table>\n";
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| 234 |
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| 235 | return 0;
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| 236 | }
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[928] | 237 |
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| 238 |
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| 239 |
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| 240 |
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| 241 |
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| 242 |
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