[668] | 1 | /**********************************************************************
|
---|
| 2 | *
|
---|
| 3 | * pagedbrowserclass.cpp --
|
---|
| 4 | * Copyright (C) 1999 The New Zealand Digital Library Project
|
---|
| 5 | *
|
---|
| 6 | * A component of the Greenstone digital library software
|
---|
| 7 | * from the New Zealand Digital Library Project at the
|
---|
| 8 | * University of Waikato, New Zealand.
|
---|
| 9 | *
|
---|
| 10 | * This program is free software; you can redistribute it and/or modify
|
---|
| 11 | * it under the terms of the GNU General Public License as published by
|
---|
| 12 | * the Free Software Foundation; either version 2 of the License, or
|
---|
| 13 | * (at your option) any later version.
|
---|
| 14 | *
|
---|
| 15 | * This program is distributed in the hope that it will be useful,
|
---|
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
| 18 | * GNU General Public License for more details.
|
---|
| 19 | *
|
---|
| 20 | * You should have received a copy of the GNU General Public License
|
---|
| 21 | * along with this program; if not, write to the Free Software
|
---|
| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
---|
| 23 | *
|
---|
| 24 | *********************************************************************/
|
---|
| 25 |
|
---|
[7379] | 26 | #include "gsdl_modules_cfg.h"
|
---|
| 27 | #ifdef GSDL_USE_PAGED_BROWSER
|
---|
| 28 |
|
---|
[668] | 29 | #include "pagedbrowserclass.h"
|
---|
| 30 | #include <assert.h>
|
---|
[15418] | 31 | #include "recptprototools.h"
|
---|
[668] | 32 | #include "OIDtools.h"
|
---|
[1559] | 33 | #include "gsdltools.h"
|
---|
[668] | 34 |
|
---|
| 35 | pagedbrowserclass::pagedbrowserclass () {
|
---|
| 36 | }
|
---|
| 37 |
|
---|
| 38 | pagedbrowserclass::~pagedbrowserclass () {
|
---|
| 39 | }
|
---|
| 40 |
|
---|
| 41 | // returns the name that specifies the browserclass type
|
---|
| 42 | text_t pagedbrowserclass::get_browser_name () {
|
---|
| 43 | return "Paged";
|
---|
| 44 | }
|
---|
| 45 |
|
---|
[7379] | 46 | browserclass* pagedbrowserclass::clone()
|
---|
| 47 | {
|
---|
| 48 | return new pagedbrowserclass();
|
---|
| 49 | }
|
---|
[668] | 50 |
|
---|
| 51 | void pagedbrowserclass::load_metadata_defaults (text_tset &metadata) {
|
---|
| 52 | metadata.insert ("Title");
|
---|
| 53 | }
|
---|
| 54 |
|
---|
[912] | 55 | // if the "gp" (go to page) argument is set we need to set
|
---|
[668] | 56 | // the "d" argument to the corresponding page
|
---|
[937] | 57 | // also want to set "d" argument to first child if we're at
|
---|
| 58 | // an 'Invisible' top level
|
---|
[668] | 59 | void pagedbrowserclass::processOID (cgiargsclass &args, recptproto *collectproto,
|
---|
[912] | 60 | ostream &logout) {
|
---|
[668] | 61 |
|
---|
| 62 | text_t &arg_d = args["d"];
|
---|
| 63 | text_t &arg_gp = args["gp"];
|
---|
[912] | 64 | text_tset metadata;
|
---|
| 65 | bool getParents = false;
|
---|
| 66 | FilterResponse_t response;
|
---|
| 67 |
|
---|
[10988] | 68 | if (!arg_d.empty() && !arg_gp.empty()) {
|
---|
[19047] | 69 | text_t immediate_parent = get_parent (arg_d);
|
---|
| 70 |
|
---|
| 71 | metadata.insert("Title");
|
---|
| 72 | get_children (immediate_parent, args["c"], args["l"], metadata,
|
---|
| 73 | getParents, collectproto, response, logout);
|
---|
[668] | 74 | ResultDocInfo_tarray::iterator dochere = response.docInfo.begin();
|
---|
| 75 | ResultDocInfo_tarray::iterator docend = response.docInfo.end();
|
---|
| 76 | while (dochere != docend) {
|
---|
| 77 | if ((*dochere).metadata["Title"].values[0] == arg_gp) {
|
---|
[912] | 78 | arg_d = (*dochere).OID;
|
---|
[10988] | 79 | return;
|
---|
[668] | 80 | }
|
---|
[9620] | 81 | ++dochere;
|
---|
[668] | 82 | }
|
---|
[10988] | 83 | }
|
---|
[912] | 84 |
|
---|
[10988] | 85 | // The "gp" argument was either empty or invalid, so display the first child if given a document OID
|
---|
| 86 | if (!arg_d.empty() && is_top(arg_d)) { // if top level doc, check if not invisible
|
---|
[912] | 87 | metadata.insert("thistype");
|
---|
[7432] | 88 | if (get_info(arg_d, args["c"], args["l"], metadata, getParents, collectproto, response, logout)) {
|
---|
[912] | 89 | text_t type = response.docInfo[0].metadata["thistype"].values[0];
|
---|
| 90 | if (type=="Invisible") { // display first child
|
---|
[937] | 91 | arg_d = arg_d + ".fc";
|
---|
[912] | 92 | }
|
---|
| 93 | }
|
---|
[668] | 94 | }
|
---|
| 95 | }
|
---|
| 96 |
|
---|
| 97 | int pagedbrowserclass::output_section_group (ResultDocInfo_t §ion, cgiargsclass &args,
|
---|
[753] | 98 | const text_t &/*collection*/, int /*colnumber*/,
|
---|
| 99 | format_t * /*formatlistptr*/, bool /*use_table*/,
|
---|
| 100 | text_tset &/*metadata*/, bool &/*getParents*/,
|
---|
[727] | 101 | recptproto * /*collectproto*/, displayclass &disp,
|
---|
[753] | 102 | outconvertclass &outconvert, ostream &textout,
|
---|
| 103 | ostream &/*logout*/) {
|
---|
[668] | 104 |
|
---|
| 105 | // this browser class only handles document levels
|
---|
| 106 | if (args["d"].empty()) return 0;
|
---|
| 107 |
|
---|
| 108 | if (section.OID != args["d"]) {
|
---|
[28912] | 109 | text_t httpprevarrow = "_httpdocument_&cl=" + encodeForURL(args["cl"]) + "&d=" + dm_safe(section.OID);
|
---|
[1282] | 110 | text_t parentarrow = "<a href=\"" + httpprevarrow + "\">_iconprev_</a>\n";
|
---|
| 111 | disp.setmacro ("httpprevarrow", "document", httpprevarrow);
|
---|
[668] | 112 | disp.setmacro ("parentarrow", "document", parentarrow);
|
---|
| 113 | return 0;
|
---|
| 114 | }
|
---|
| 115 |
|
---|
| 116 | // must be at top level to get to here!
|
---|
[1048] | 117 | textout << outconvert << disp << "<b>" << section.metadata["Title"].values[0]
|
---|
| 118 | << "_document:textintro_</b>\n";
|
---|
[668] | 119 |
|
---|
| 120 | return 0;
|
---|
| 121 | }
|
---|
| 122 |
|
---|
| 123 | int pagedbrowserclass::output_section_group (FilterResponse_t §ions, cgiargsclass &args,
|
---|
[753] | 124 | const text_t &/*collection*/, int /*colnumber*/,
|
---|
| 125 | format_t * /*formatlistptr*/, bool /*use_table*/,
|
---|
| 126 | text_tset &/*metadata*/, bool &/*getParents*/,
|
---|
[727] | 127 | recptproto * /*collectproto*/, displayclass &disp,
|
---|
[753] | 128 | outconvertclass &outconvert, ostream &textout,
|
---|
| 129 | ostream &/*logout*/) {
|
---|
[668] | 130 |
|
---|
| 131 | text_t &arg_d = args["d"];
|
---|
| 132 |
|
---|
| 133 | // this browser class only handles document levels
|
---|
| 134 | if (arg_d.empty()) return 0;
|
---|
| 135 |
|
---|
| 136 | text_t previousOID, previoustitle, nextOID, nexttitle;
|
---|
[7618] | 137 | text_t prevarrow, nextarrow, httpprevarrow, httpnextarrow;
|
---|
[668] | 138 | bool found = false;
|
---|
| 139 |
|
---|
| 140 | // this should be our list of pages
|
---|
| 141 |
|
---|
| 142 | ResultDocInfo_tarray::iterator thissection = sections.docInfo.begin();
|
---|
| 143 | ResultDocInfo_tarray::iterator endsection = sections.docInfo.end();
|
---|
| 144 |
|
---|
| 145 | while (thissection != endsection) {
|
---|
| 146 | if (arg_d == (*thissection).OID) {
|
---|
| 147 | found = true;
|
---|
[753] | 148 | textout << outconvert << disp
|
---|
[943] | 149 | << "<table><tr valign=top><td colspan=3><center><b>_page_"
|
---|
[668] | 150 | << (*thissection).metadata["Title"].values[0] << "</b>\n";
|
---|
| 151 | if (thissection != sections.docInfo.begin()) {
|
---|
| 152 | previousOID = (*(thissection-1)).OID;
|
---|
| 153 | previoustitle = (*(thissection-1)).metadata["Title"].values[0];
|
---|
[1282] | 154 | } else {
|
---|
[7618] | 155 | prevarrow = "_document:parentarrow_";
|
---|
[1282] | 156 | }
|
---|
[668] | 157 |
|
---|
[912] | 158 | if ((thissection+1) != endsection) {
|
---|
[668] | 159 | nextOID = (*(thissection+1)).OID;
|
---|
| 160 | nexttitle = (*(thissection+1)).metadata["Title"].values[0];
|
---|
| 161 | }
|
---|
| 162 | break;
|
---|
| 163 | }
|
---|
[9620] | 164 | ++thissection;
|
---|
[668] | 165 | }
|
---|
| 166 |
|
---|
[928] | 167 | if (!found) {
|
---|
| 168 | textout << outconvert << disp
|
---|
| 169 | << "<table><tr valign=top> <td colspan=3><center>\n";
|
---|
| 170 | }
|
---|
[668] | 171 | int numpages = sections.docInfo.size();
|
---|
| 172 | textout << outconvert << disp
|
---|
| 173 | << ("_document:textnumpages_(" + text_t(numpages) + ")</center></td></tr>\n");
|
---|
| 174 |
|
---|
[7618] | 175 | disp.setmacro ("numpages", "document", numpages);
|
---|
| 176 |
|
---|
[1282] | 177 | if (!found) {
|
---|
[28912] | 178 | httpnextarrow = "_httpdocument_&cl=" + encodeForURL(args["cl"]) + "&d=" + sections.docInfo[0].OID;
|
---|
[1282] | 179 | nextarrow = "<a href=\"" + httpnextarrow + "\">" +
|
---|
| 180 | sections.docInfo[0].metadata["Title"].values[0] + "_iconnext_</a>\n";
|
---|
| 181 |
|
---|
| 182 | } else {
|
---|
| 183 | if (!previousOID.empty()) {
|
---|
[28912] | 184 | httpprevarrow = "_httpdocument_&cl=" + encodeForURL(args["cl"]) + "&d=" + dm_safe(previousOID);
|
---|
[7618] | 185 | prevarrow = "<a href=\"" + httpprevarrow + "\">_iconprev_" + previoustitle + "</a>\n";
|
---|
[1282] | 186 | }
|
---|
| 187 | if (!nextOID.empty()) {
|
---|
[28912] | 188 | httpnextarrow = "_httpdocument_&cl=" + encodeForURL(args["cl"]) + "&d=" + dm_safe(nextOID);
|
---|
[1282] | 189 | nextarrow = "<a href=\"" + httpnextarrow + "\">" + nexttitle + "_iconnext_</a>\n";
|
---|
| 190 | }
|
---|
[668] | 191 | }
|
---|
| 192 |
|
---|
[1282] | 193 | if (!httpprevarrow.empty()) disp.setmacro ("httpprevarrow", "document", httpprevarrow);
|
---|
| 194 | if (!httpnextarrow.empty()) disp.setmacro ("httpnextarrow", "document", httpnextarrow);
|
---|
| 195 |
|
---|
[7618] | 196 | if (!prevarrow.empty()) disp.setmacro ("prevarrow", "document", prevarrow);
|
---|
| 197 | if (!nextarrow.empty()) disp.setmacro ("nextarrow", "document", nextarrow);
|
---|
| 198 |
|
---|
[19047] | 199 | if (!previoustitle.empty()) disp.setmacro ("prevtitle", "document", previoustitle);
|
---|
| 200 | if (!nexttitle.empty()) disp.setmacro ("nexttitle", "document", nexttitle);
|
---|
[7618] | 201 |
|
---|
[19047] | 202 |
|
---|
[668] | 203 | textout << outconvert << disp << "<tr valign=middle>\n"
|
---|
[7618] | 204 | << "<td align=right>" << prevarrow << "</td>\n"
|
---|
[668] | 205 | << "<td align=center valign=top>_document:gotoform_</td>"
|
---|
| 206 | << "<td align=left>" << nextarrow << "</td>\n"
|
---|
| 207 | << "</tr></table>\n";
|
---|
| 208 |
|
---|
| 209 | return 0;
|
---|
| 210 | }
|
---|
[7379] | 211 |
|
---|
| 212 | #endif //GSDL_USE_PAGED_BROWSER
|
---|