[1023] | 1 | /**********************************************************************
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| 2 | *
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| 3 | * niupepapagedbrowserclass.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: niupepapagedbrowserclass.cpp 3835 2003-03-10 04:42:34Z None $
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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 1.1 2000/03/08 20:44:50 sjboddie
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| 31 | Initial revision
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| 32 |
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| 33 |
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| 34 | */
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| 35 |
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| 36 |
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| 37 | #include "niupepapagedbrowserclass.h"
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| 38 | #include <assert.h>
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| 39 | #include "OIDtools.h"
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| 40 |
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| 41 | niupepapagedbrowserclass::niupepapagedbrowserclass () {
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| 42 | }
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| 43 |
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| 44 | niupepapagedbrowserclass::~niupepapagedbrowserclass () {
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| 45 | }
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| 46 |
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| 47 | // if the "gp" (go to page) argument is set we need to set
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| 48 | // the "d" argument to the corresponding page
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| 49 | // also want to set "d" argument to first child if we're at
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| 50 | // an 'Invisible' top level
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| 51 | // this is overridden for niupepa collection as we want to set "gg"
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| 52 | // argument to be 'prev' if it's text and there isn't any text,
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| 53 | // 'full' if it's prev and there is no prev, 'text' if it's prev
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| 54 | // and there's no full or prev, 'prev' if it's full and there's
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| 55 | // no full, 'text' if it's full and there's no full or prev.
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| 56 | // default to text if all else fails
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| 57 | void niupepapagedbrowserclass::processOID (cgiargsclass &args, recptproto *collectproto,
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| 58 | ostream &logout) {
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| 59 |
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| 60 | text_t &arg_d = args["d"];
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| 61 | text_t &arg_gp = args["gp"];
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| 62 | text_t &arg_gg = args["gg"];
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| 63 | text_tset metadata;
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| 64 | FilterResponse_t response;
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| 65 |
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| 66 | bool hastxt = false, hasimg = false, hasprevimg = false;
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| 67 |
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| 68 | if ((!arg_d.empty()) && (!arg_gp.empty()) && (is_number (arg_gp))) {
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| 69 | text_t top;
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| 70 | get_top (arg_d, top);
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| 71 | metadata.insert ("Title");
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| 72 | get_children (top, args["c"], metadata, false, collectproto, response, logout);
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| 73 | ResultDocInfo_tarray::iterator dochere = response.docInfo.begin();
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| 74 | ResultDocInfo_tarray::iterator docend = response.docInfo.end();
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| 75 | while (dochere != docend) {
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| 76 | if ((*dochere).metadata["Title"].values[0] == arg_gp) {
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| 77 | arg_d = (*dochere).OID;
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| 78 | break;
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| 79 | }
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| 80 | dochere ++;
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| 81 | }
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| 82 |
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| 83 | } else if (!arg_d.empty() && is_top(arg_d)) { // if top level doc, check if not invisible
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| 84 | metadata.insert("thistype");
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| 85 | if (get_info(arg_d, args["c"], metadata, false, collectproto, response, logout)) {
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| 86 | text_t type = response.docInfo[0].metadata["thistype"].values[0];
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| 87 | if (type=="Invisible") { // display first child
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| 88 | arg_d = arg_d + ".fc";
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| 89 | }
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| 90 | }
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| 91 | }
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| 92 |
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| 93 | metadata.erase (metadata.begin(), metadata.end());
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| 94 | metadata.insert ("hastxt");
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| 95 | metadata.insert ("hasimg");
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| 96 | metadata.insert ("hasprevimg");
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| 97 | if (get_info(arg_d, args["c"], metadata, false, collectproto, response, logout)) {
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| 98 | if (response.docInfo[0].metadata["hastxt"].values[0] == "1") hastxt = true;
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| 99 | if (response.docInfo[0].metadata["hasimg"].values[0] == "1") hasimg = true;
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| 100 | if (response.docInfo[0].metadata["hasprevimg"].values[0] == "1") hasprevimg = true;
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| 101 | }
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| 102 |
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| 103 | if (arg_gg == "text" && !hastxt) {
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| 104 | if (hasprevimg) arg_gg = "prev";
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| 105 | else if (hasimg) arg_gg = "full";
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| 106 | } else if (arg_gg == "prev" && !hasprevimg) {
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| 107 | if (hasimg) arg_gg = "full";
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| 108 | else arg_gg = "text";
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| 109 | } else if (arg_gg == "full" && !hasimg) {
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| 110 | if (hasprevimg) arg_gg = "prev";
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| 111 | else arg_gg = "text";
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| 112 | }
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| 113 | }
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