mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 14:45:29 +00:00
319 lines
9.3 KiB
C
319 lines
9.3 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include "rdf.h"
|
|
#include "gs.h"
|
|
|
|
void describeItem (WriteClientProc callBack, void* obj, RDF_Resource u) ;
|
|
void describeItemSimple (WriteClientProc callBack, void* obj, RDF_Resource u) ;
|
|
extern int startsWith(const char* prefix, const char* pattern);
|
|
|
|
|
|
RDF_Resource gNarrow;
|
|
RDF_Resource gLink;
|
|
RDF_Resource gName;
|
|
RDF_Resource gTopic;
|
|
RDF_Resource gDesc;
|
|
RDF_Resource gEditor;
|
|
RDF_Resource gNewsGroup;
|
|
char* gTemplate;
|
|
int gInited = 0;
|
|
#define MAX_TEMPLATE_SIZE 20000
|
|
|
|
RDF_Resource
|
|
getNodeFromQuery (char* query) {
|
|
RDF_Resource ans;
|
|
if (!(ans = RDF_GetResource(query, 0))) {
|
|
return RDF_GetResource("Top", 1);
|
|
} else return ans;
|
|
}
|
|
|
|
#define ROW_WIDTH 3
|
|
|
|
#define PREFIX "<form method=get action=\"OpenDir?\"><B>Search:</B> <input size=25 name=search> <input type=submit value=search><br><BR><BR></form><div align=right><a href=\"/odoptions.html\">Personalize</a></div>"
|
|
|
|
void
|
|
SortResourceList (RDF_Resource* list, size_t n, char sortType) {
|
|
if (sortType == 'd') {
|
|
} else {
|
|
}
|
|
}
|
|
|
|
void
|
|
listParents(WriteClientProc callBack, void* obj, RDF_Resource node, int depth) {
|
|
RDF_Resource narrow = RDF_GetResource("narrow", 1);
|
|
RDF_Resource parent = RDF_OnePropSource(0, node, narrow);
|
|
|
|
char* id = RDF_ResourceID(node);
|
|
char* nm = (char*) RDF_OnePropValue(0, node, gName, RDF_STRING_TYPE);
|
|
char* cnm = strrchr(id, '/');
|
|
char buff[500];
|
|
if (!nm || strchr(nm, '/')) nm = (cnm ? cnm + 1 : id);
|
|
if ((depth < 10) && parent) listParents(callBack, obj, parent, depth+1);
|
|
sprintf(buff, "<B><a href=\"OpenDir?browse=%s\">%s</a> > </B> ", id, nm);
|
|
|
|
(*callBack)(obj, buff);
|
|
}
|
|
|
|
char
|
|
cookiePropValue (char* cookie, char* prop) {
|
|
size_t len = strlen(prop);
|
|
char* str = strstr(cookie, prop);
|
|
if (!str) {
|
|
return 0;
|
|
} else {
|
|
return *(str + len + 1);
|
|
}
|
|
}
|
|
|
|
void
|
|
Init () {
|
|
if (!gInited) {
|
|
int n = 0;
|
|
FILE *templateFile = fopen("template.html", "r");
|
|
if (!templateFile) printf("Could not open template!\n");
|
|
gInited = 1;
|
|
gNarrow = RDF_GetResource("narrow", 1);
|
|
gLink = RDF_GetResource("link", 1);
|
|
gName = RDF_GetResource("Title", 1);
|
|
gTopic = RDF_GetResource("Topic", 1);
|
|
gDesc = RDF_GetResource("Description", 1);
|
|
gEditor = RDF_GetResource("editor", 1);
|
|
gNewsGroup = RDF_GetResource("newsGroup", 1);
|
|
gTemplate = (char*) malloc(MAX_TEMPLATE_SIZE+1);
|
|
memset(gTemplate, '\0', MAX_TEMPLATE_SIZE);
|
|
n = fread(gTemplate, 1, MAX_TEMPLATE_SIZE, templateFile);
|
|
gTemplate[n] = '\0';
|
|
fclose(templateFile);
|
|
}
|
|
}
|
|
|
|
char*
|
|
resourceName (RDF_Resource u) {
|
|
char* nm = (char*) RDF_OnePropValue(0, u, gName, RDF_STRING_TYPE);
|
|
char* id = RDF_ResourceID(u);
|
|
if (!nm || strchr(nm, '/')) nm = strrchr(id, '/') +1;
|
|
return nm;
|
|
}
|
|
|
|
void
|
|
outputTopicName (WriteClientProc callBack, void* obj, RDF_Resource node) {
|
|
char* nm = (char*) RDF_OnePropValue(0, node, gName, RDF_STRING_TYPE);
|
|
char* id = RDF_ResourceID(node);
|
|
|
|
if (!nm || strchr(nm, '/'))
|
|
if (strchr(id, '/')) {
|
|
nm = strrchr(id, '/') +1;
|
|
} else {
|
|
nm = id;
|
|
}
|
|
|
|
(*callBack)(obj, nm);
|
|
}
|
|
|
|
void
|
|
listSubTopics (WriteClientProc callBack, void* obj, RDF_Resource node, char* cookie, RDF_Resource p) {
|
|
if (node) {
|
|
RDF_Cursor c = RDF_GetTargets(0, node, p, RDF_RESOURCE_TYPE);
|
|
char widthc = cookiePropValue(cookie, "cols");
|
|
RDF_Resource u;
|
|
char buff[5000];
|
|
RDF_Resource subTopicList[200];
|
|
int n = 0;
|
|
int w = 0;
|
|
while (u = (RDF_Resource) RDF_NextValue(c)) {
|
|
subTopicList[n++] = u;
|
|
}
|
|
for (w = 0; w < n; w++) {
|
|
char* id;
|
|
if (((w == 0) || (w == ((n+1)/2))) && (p == gNarrow)) {
|
|
if (w != 0) (*callBack)(obj, "</td>");
|
|
(*callBack)(obj, "</UL>\n<TD width=\"40%\" valign=top><UL><FONT Face=\"sans-serif, Arial, Helvetica\">\n<UL>\n");
|
|
}
|
|
u = subTopicList[n-w-1];
|
|
id = RDF_ResourceID(u);
|
|
if (p == gNarrow) {
|
|
sprintf(buff, "<li><a href=\"OpenDir?browse=%s\"><B>%s</B></a>\n", id, resourceName(u));
|
|
} else {
|
|
char* des = (char*) RDF_OnePropValue(0, u, gDesc, RDF_STRING_TYPE);
|
|
sprintf(buff, "<li><a href=\"%s\">%s</a> %s %s\n", id, resourceName(u),
|
|
(des ? " : " : ""), (des ? des : ""));
|
|
}
|
|
(*callBack)(obj, buff);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
AnswerOpenDirQuery (WriteClientProc callBack, void* obj, char *query, char* cookie) {
|
|
RDF_Resource node = getNodeFromQuery(query);
|
|
size_t n = 0;
|
|
char buff[MAX_TEMPLATE_SIZE];
|
|
char* pbegin = 0;
|
|
char* begin;
|
|
Init();
|
|
begin = gTemplate;
|
|
while (pbegin = strstr(begin, "&Topic")) {
|
|
memset(buff, '\0', 10000);
|
|
memcpy(buff, begin, pbegin-begin);
|
|
(*callBack)(obj, buff);
|
|
if (startsWith("&TopicName;", pbegin)) {
|
|
outputTopicName(callBack, obj, node);
|
|
} else if (startsWith("&TopicPath;", pbegin)) {
|
|
listParents(callBack, obj, node, 0);
|
|
} else if (startsWith("&TopicSubTopics;", pbegin)) {
|
|
listSubTopics(callBack, obj, node, cookie, gNarrow);
|
|
} else if (startsWith("&TopicItems;", pbegin)) {
|
|
listSubTopics(callBack, obj, node, cookie, gLink);
|
|
} else if (startsWith("&TopicAddURL;", pbegin)) {
|
|
(*callBack)(obj, "http://directory.mozilla.org/cgi-bin/add.cgi?where=");
|
|
(*callBack)(obj, RDF_ResourceID(node));
|
|
} else if (startsWith("&TopicBecomeEditor;", pbegin)) {
|
|
(*callBack)(obj, "http://directory.mozilla.org/cgi-bin/apply.cgi?where=");
|
|
(*callBack)(obj, RDF_ResourceID(node));
|
|
}
|
|
begin = pbegin + (strchr(pbegin, ';') - pbegin) + 1;
|
|
|
|
}
|
|
(*callBack)(obj, begin);
|
|
}
|
|
|
|
|
|
|
|
void describeCategory (WriteClientProc callBack, void* obj, RDF_Resource u) {
|
|
char buff[1000];
|
|
sprintf(buff, "<li><B><a href=\"OpenDir?browse=%s\">%s</a></B>", RDF_ResourceID(u),
|
|
RDF_ResourceID(u));
|
|
(*callBack)(obj, buff);
|
|
}
|
|
|
|
#define MRN 1000
|
|
|
|
char*
|
|
xGetMem (size_t n) {
|
|
char* ans = (char*) malloc(n);
|
|
if (ans) memset(ans, '\0', n);
|
|
return ans;
|
|
}
|
|
|
|
|
|
void
|
|
xFreeMem(void* item) {
|
|
free(item);
|
|
}
|
|
|
|
RDF_Resource
|
|
stToProp (char c) {
|
|
if (!c || (c == 'a')) {
|
|
return 0;
|
|
} else if (c == 'n') {
|
|
return gName;
|
|
} else if (c == 'd') {
|
|
return gDesc;
|
|
} else return 0;
|
|
}
|
|
|
|
void
|
|
AnswerSearchQuery (WriteClientProc callBack, void* obj, char *query, char* cookie) {
|
|
char st = cookiePropValue(cookie, "searchTarget");
|
|
RDF_Cursor c = RDFGS_Search(0, query, stToProp(st));
|
|
RDF_Resource topic = RDF_GetResource("Topic", 1);
|
|
RDF_Resource type = RDF_GetResource("type", 1);
|
|
RDF_Resource u ;
|
|
size_t catn = 0;
|
|
size_t itemn = 0;
|
|
size_t index;
|
|
RDF_Resource* cats = (RDF_Resource*)xGetMem(sizeof(RDF_Resource) * (MRN + 1));
|
|
RDF_Resource* items = (RDF_Resource*)xGetMem(sizeof(RDF_Resource) * (MRN + 1));
|
|
char showDesc = cookiePropValue(cookie, "searchDesc");
|
|
|
|
(*callBack)(obj, PREFIX);
|
|
(*callBack)(obj, "<B>Search : ");
|
|
(*callBack)(obj, query);
|
|
(*callBack)(obj, "</B>");
|
|
|
|
while ((u = (RDF_Resource) RDFGS_NextValue(c)) &&
|
|
(itemn < MRN-1) && (catn < MRN-1)) {
|
|
if (RDF_HasAssertion(0, u, type, topic, RDF_RESOURCE_TYPE)) {
|
|
cats[catn++] = u;
|
|
} else {
|
|
items[itemn++] = u;
|
|
}
|
|
}
|
|
|
|
RDFGS_DisposeCursor(c);
|
|
if (catn > 0) {
|
|
(*callBack)(obj, "<HR><B>Matching Categories :</B><BR>");
|
|
(*callBack)(obj, "<UL>");
|
|
for (index = 0; index < catn ; index++) {
|
|
if (cats[index]) describeCategory(callBack, obj, cats[index]);
|
|
}
|
|
(*callBack)(obj, "</UL>");
|
|
}
|
|
|
|
if (itemn > 0) {
|
|
(*callBack)(obj, "<HR><B>Matching Links :</B><BR><UL>");
|
|
for (index = 0; index < itemn ; index++) {
|
|
if (items[index]) {
|
|
if (showDesc == 'n') {
|
|
describeItemSimple(callBack, obj, items[index]);
|
|
} else {
|
|
describeItem(callBack, obj, items[index]);
|
|
}
|
|
}
|
|
}
|
|
(*callBack)(obj, "</UL>");
|
|
}
|
|
|
|
xFreeMem(items);
|
|
xFreeMem(cats);
|
|
}
|
|
|
|
|
|
void
|
|
describeItemSimple (WriteClientProc callBack, void* obj, RDF_Resource u) {
|
|
char buff[5000];
|
|
char* nm = (char*) RDF_OnePropValue(0, u, gName, RDF_STRING_TYPE);
|
|
char* id = RDF_ResourceID(u);
|
|
sprintf(buff, "<li><a href=\"%s\">%s</a>", id, (nm ? nm : id));
|
|
(*callBack)(obj, buff);
|
|
}
|
|
|
|
void
|
|
describeItem (WriteClientProc callBack, void* obj, RDF_Resource u) {
|
|
char buff[5000];
|
|
char* nm = (char*) RDF_OnePropValue(0, u, gName, RDF_STRING_TYPE);
|
|
char* id = RDF_ResourceID(u);
|
|
char* des = (char*) RDF_OnePropValue(0, u, gDesc, RDF_STRING_TYPE);
|
|
sprintf(buff, "<li><a href=\"%s\">%s</a> %s %s", id, (nm ? nm : id),
|
|
(des ? " : " : ""), (des ? des : ""));
|
|
(*callBack)(obj, buff);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|