1 | /**********************************************************************
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2 | *
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3 | * hlistbrowserclass.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: hlistbrowserclass.cpp 668 1999-10-14 22:59:35Z 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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30 | Revision 1.2 1999/10/14 22:59:34 sjboddie
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31 | finished off browser classes
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32 |
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33 | Revision 1.1 1999/10/10 08:14:08 sjboddie
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34 | - metadata now returns mp rather than array
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35 | - redesigned browsing support (although it's not finished so
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36 | won't currently work ;-)
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37 |
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38 | */
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39 |
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40 |
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41 | #include "hlistbrowserclass.h"
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42 | #include <assert.h>
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43 | #include "OIDtools.h"
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44 |
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45 | hlistbrowserclass::hlistbrowserclass () {
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46 | }
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47 |
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48 | hlistbrowserclass::~hlistbrowserclass () {
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49 | }
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50 |
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51 | // returns the name that specifies the browserclass type
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52 | text_t hlistbrowserclass::get_browser_name () {
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53 | return "HList";
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54 | }
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55 |
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56 | text_t hlistbrowserclass::get_default_formatstring () {
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57 | return "[link][highlight][Title][/highlight][/link]";
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58 | }
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59 |
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60 | // need to change OID to it's child
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61 | void hlistbrowserclass::processOID (cgiargsclass &args, recptproto *collectproto,
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62 | ostream &logout) {
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63 |
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64 | text_t OID = args["d"];
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65 | bool is_classify = false;
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66 | if (OID.empty()) {
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67 | is_classify = true;
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68 | OID = args["cl"];
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69 | }
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70 |
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71 | FilterResponse_t response;
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72 | text_tset metadata;
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73 | metadata.insert ("childtype");
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74 | text_t classifytype = "Invisible";
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75 | text_t child_doctype;
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76 |
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77 | text_tarray OIDs;
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78 |
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79 | while (classifytype == "Invisible") {
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80 | OIDs.erase (OIDs.begin(), OIDs.end());
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81 |
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82 | OIDs.push_back (OID);
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83 | OIDs.push_back (OID + ".fc");
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84 |
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85 | get_info (OIDs, args["c"], metadata, false, collectproto, response, logout);
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86 |
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87 | OID = response.docInfo[1].OID;
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88 | classifytype = response.docInfo[0].metadata["childtype"].values[0];
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89 | }
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90 | if (is_classify) args["cl"] = OID;
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91 | else args["d"] = OID;
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92 | }
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93 |
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94 | int hlistbrowserclass::output_section_group (ResultDocInfo_t §ion, cgiargsclass &args,
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95 | int colnumber, format_t *formatlistptr,
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96 | bool use_table, text_tset &metadata, bool &getParents,
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97 | recptproto *collectproto, displayclass &disp,
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98 | outconvertclass &outconvert, ostream &textout, ostream &logout) {
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99 |
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100 | // get all siblings
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101 | FilterResponse_t response;
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102 | text_t &arg_d = args["d"];
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103 | text_t &arg_cl = args["cl"];
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104 | get_children (section.OID + ".pr", args["c"], metadata, getParents,
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105 | collectproto, response, logout);
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106 |
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107 |
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108 | if (use_table || colnumber > 0) {
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109 | textout << "<table><tr><td>";
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110 | // get tab size
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111 | text_t tab; int itab;
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112 | disp.expandstring ("Global", "_tabwidth_", tab);
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113 | itab = tab.getint();
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114 | if (colnumber > 0) textout << outconvert << disp
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115 | << "<img src=\"_httpimg_/space.gif\" width="
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116 | << (itab*colnumber) << ">";
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117 | textout << "</td>\n";
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118 | }
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119 |
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120 | textout << "<table><tr>\n";
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121 |
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122 | ResultDocInfo_tarray::iterator tsibling = response.docInfo.begin();
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123 | ResultDocInfo_tarray::iterator esibling = response.docInfo.end();
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124 |
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125 | text_t icon, link;
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126 | while (tsibling != esibling) {
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127 |
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128 | bool highlight = false;
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129 | textout << "<td>";
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130 |
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131 | if ((*tsibling).OID == section.OID) {
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132 | link.clear();
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133 | highlight = true;
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134 | } else {
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135 | link = "<a href=\"_httpdocument_";
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136 | if (!arg_d.empty())
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137 | link += "&cl=" + arg_cl + "&d=" + (*tsibling).OID + "\">";
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138 | else
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139 | link += "&cl=" + (*tsibling).OID + "\">";
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140 | }
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141 |
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142 | textout << outconvert << disp << get_formatted_string (*tsibling, formatlistptr, link, icon, highlight);
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143 |
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144 | textout << "</td>\n";
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145 | tsibling ++;
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146 | }
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147 |
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148 | textout << "</tr></table>\n";
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149 | if (use_table || colnumber > 0) textout << "</tr></table>\n";
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150 | return 0;
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151 | }
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152 |
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