[project @ 2004-07-15 23:58:08 by rjw]

Hotlist loading now uses libxml. Hotlist loading supports the !Browse file format.

svn path=/import/netsurf/; revision=1079
This commit is contained in:
Richard Wilson 2004-07-15 23:58:08 +00:00
parent bce89473cc
commit 2858f0b685

View File

@ -14,6 +14,7 @@
#include <stdlib.h>
#include <time.h>
#include <swis.h>
#include "libxml/parserInternals.h"
#include "oslib/colourtrans.h"
#include "oslib/dragasprite.h"
#include "oslib/osfile.h"
@ -43,8 +44,6 @@
#define HOTLIST_LINE_HEIGHT 44
#define HOTLIST_TEXT_PADDING 16
#define HOTLIST_LOAD_BUFFER 1024
struct hotlist_entry {
/** The next hotlist entry at this level, or NULL for no more
@ -200,14 +199,16 @@ bool dialog_folder_add = false;
bool dialog_entry_add = false;
bool hotlist_insert = false;
/* Hotlist loading buffer
/* Hotlist loading buffers
*/
char *load_buf;
static char *load_title = NULL;
static char *load_url = NULL;
static bool ro_gui_hotlist_initialise_sprite(const char *name, int number);
static bool ro_gui_hotlist_load(void);
static void ro_gui_hotlist_load_entry(xmlNode *cur, struct hotlist_entry *entry);
static bool ro_gui_hotlist_save_entry(FILE *fp, struct hotlist_entry *entry);
static bool ro_gui_hotlist_load_entry(FILE *fp, struct hotlist_entry *entry);
static void ro_gui_hotlist_link_entry(struct hotlist_entry *link, struct hotlist_entry *entry, bool before);
static void ro_gui_hotlist_delink_entry(struct hotlist_entry *entry);
static void ro_gui_hotlist_delete_entry(struct hotlist_entry *entry, bool siblings);
@ -400,67 +401,34 @@ void ro_gui_hotlist_show(void) {
bool ro_gui_hotlist_load(void) {
FILE *fp;
htmlDocPtr doc;
fileswitch_object_type obj_type = 0;
struct hotlist_entry *netsurf;
struct hotlist_entry *entry;
bool success = true;
bool found = false;
struct hotlist_entry *entry = &root;
/* Check if we have an initial hotlist. OS_File does funny things relating to errors,
so we use the object type to determine success
*/
xosfile_read_stamped_no_path("<Choices$Write>.WWW.NetSurf.Hotlist", &obj_type,
(bits)0, (bits)0, 0, (fileswitch_attr)0, (bits)0);
if (obj_type != 0) {
/* Open our file
(bits)0, (bits)0, (int *)0, (fileswitch_attr)0, (bits)0);
if (obj_type != 0) {
/* Read our file
*/
fp = fopen("<Choices$Write>.WWW.NetSurf.Hotlist", "r");
if (!fp) {
doc = htmlParseFile("<Choices$Write>.WWW.NetSurf.Hotlist", "UTF-8");
if ((!doc) || (!(doc->children))) {
xmlFreeDoc(doc);
warn_user("HotlistLoadError", 0);
return false;
}
/* Get some memory to work with
/* Perform our recursive load
*/
load_buf = malloc(HOTLIST_LOAD_BUFFER);
if (!load_buf) {
warn_user("HotlistLoadError", 0);
fclose(fp);
return false;
}
/* Check for the opening <HTML> to vaguely validate our file
ro_gui_hotlist_load_entry(doc->children, &root);
/* Exit cleanly
*/
if ((fgets(load_buf, HOTLIST_LOAD_BUFFER, fp) == NULL) ||
(strncmp("<html>", load_buf, 6) != 0)) {
warn_user("HotlistLoadError", 0);
free(load_buf);
fclose(fp);
return false;
}
/* Keep reading until we get to a <ul>
*/
while (!found && (fgets(load_buf, HOTLIST_LOAD_BUFFER, fp))) {
if (strncmp("<ul>", load_buf, 4) == 0) found = true;
}
/* Start our recursive load
*/
if (found) success = ro_gui_hotlist_load_entry(fp, &root);
/* Tell the user if we had any problems
*/
if (!success) {
warn_user("HotlistLoadError", 0);
}
/* Close our file and return
*/
free(load_buf);
fclose(fp);
return success;
xmlFreeDoc(doc);
return true;
} else {
/* Create a folder
*/
@ -482,11 +450,94 @@ bool ro_gui_hotlist_load(void) {
}
void ro_gui_hotlist_load_entry(xmlNode *cur, struct hotlist_entry *entry) {
struct hotlist_entry *last_entry = entry;
char *xml_comment = NULL;
char *comment = comment;
int filetype = 0xfaf;
int add_date = -1;
int last_date = -1;
int visits = 0;
while (cur) {
/* Add any items that have had all the data they can have
*/
if ((load_title != NULL) && ((cur->next == NULL) || ((cur->type == XML_ELEMENT_NODE) &&
((!(strcmp(cur->name, "li"))) || (!(strcmp(cur->name, "h4"))) ||
(!(strcmp(cur->name, "ul"))))))) {
/* Add the entry
*/
last_entry = ro_gui_hotlist_create_entry(load_title, load_url, filetype, entry);
last_entry->add_date = add_date;
if (last_entry->url) {
last_entry->last_date = last_date;
last_entry->visits = visits;
last_entry->filetype = filetype;
}
/* Reset our variables
*/
if (load_title) xmlFree(load_title);
load_title = NULL;
if (load_url) xmlFree(load_url);
load_url = NULL;
filetype = 0xfaf;
add_date = -1;
last_date = -1;
visits = 0;
}
/* Gather further information and recurse
*/
if (cur->type == XML_ELEMENT_NODE) {
if (!(strcmp(cur->name, "h4"))) {
if (!load_title) load_title = xmlNodeGetContent(cur);
} else if (!(strcmp(cur->name, "a"))) {
load_url = (char *)xmlGetProp(cur, (const xmlChar *)"href");
}
if ((cur->children) && (strcmp(cur->name, "h4"))) {
ro_gui_hotlist_load_entry(cur->children, last_entry);
}
} else {
/* Check for comment data
*/
if (!(strcmp(cur->name, "comment"))) {
xml_comment = xmlNodeGetContent(cur);
comment = xml_comment;
while (comment[0] == ' ') comment++;
if (strncmp("Added:", comment, 6) == 0) {
add_date = atoi(comment + 6);
} else if (strncmp("LastVisit:", comment, 10) == 0) {
last_date = atoi(comment + 10);
} else if (strncmp("Visits:", comment, 7) == 0) {
visits = atoi(comment + 7);
} else if (strncmp("Type:", comment, 5) == 0) {
filetype = atoi(comment + 5);
}
xmlFree(xml_comment);
} else if (!(strcmp(cur->name, "text"))) {
if ((!(strcmp(cur->parent->name, "li"))) || (!(strcmp(cur->parent->name, "a")))) {
if (!load_title) load_title = xmlNodeGetContent(cur);
if ((load_title[0] == 13) || (load_title[0] == 10)) {
xmlFree(load_title);
load_title = NULL;
}
}
}
}
cur = cur->next;
}
}
/**
* Perform a save to the default file
*/
void ro_gui_hotlist_save(void) {
return;
/* Don't save if we didn't load
*/
if (!hotlist_window) return;
@ -558,9 +609,7 @@ bool ro_gui_hotlist_save_entry(FILE *fp, struct hotlist_entry *entry) {
} else {
fprintf(fp, "<li>%s\n", entry->title);
}
fprintf(fp, "<!-- Title:%s -->\n", entry->title);
if (entry->url) {
fprintf(fp, "<!-- URL:%s -->\n", entry->url);
fprintf(fp, "<!-- Type:%i -->\n", entry->filetype);
}
if (entry->add_date != -1) fprintf(fp, "<!-- Added:%i -->\n", (int)entry->add_date);
@ -581,95 +630,6 @@ bool ro_gui_hotlist_save_entry(FILE *fp, struct hotlist_entry *entry) {
return true;
}
bool ro_gui_hotlist_load_entry(FILE *fp, struct hotlist_entry *entry) {
struct hotlist_entry *last_entry = NULL;
char *title = NULL;
char *url = NULL;
int add_date = -1;
int last_date = -1;
int visits = 0;
int filetype = 0;
int val_length;
/* Check we can add to something
*/
if (entry == NULL) return false;
/* Keep reading until we get to a <ul>
*/
while (fgets(load_buf, HOTLIST_LOAD_BUFFER, fp)) {
/* Check if we should commit what we have
*/
if ((strncmp("<li>", load_buf, 4) == 0) ||
(strncmp("</ul>", load_buf, 5) == 0) ||
(strncmp("<ul>", load_buf, 4) == 0)) {
if (title != NULL) {
/* Add the entry
*/
last_entry = ro_gui_hotlist_create_entry(title, url, filetype, entry);
last_entry->add_date = add_date;
if (last_entry->url) {
last_entry->last_date = last_date;
last_entry->visits = visits;
last_entry->filetype = filetype;
}
/* Reset for the next entry
*/
free(title);
title = NULL;
if (url) {
free(url);
url = NULL;
}
add_date = -1;
last_date = -1;
visits = 0;
filetype = 0;
}
}
/* Check if we've reached the end of our run
*/
if (strncmp("</ul>", load_buf, 5) == 0) return true;
/* Check for some data
*/
if (strncmp("<!-- ", load_buf, 5) == 0) {
val_length = strlen(load_buf) - 5 - 4;
load_buf[val_length + 4] = '\0';
if (strncmp("Title:", load_buf + 5, 6) == 0) {
if (title) free(title);
title = malloc(val_length);
if (!title) return false;
strcpy(title, load_buf + 5 + 6);
} else if (strncmp("URL:", load_buf + 5, 4) == 0) {
if (url) free(url);
url = malloc(val_length);
if (!url) return false;
strcpy(url, load_buf + 5 + 4);
} else if (strncmp("Added:", load_buf + 5, 6) == 0) {
add_date = atoi(load_buf + 5 + 6);
} else if (strncmp("LastVisit:", load_buf + 5, 10) == 0) {
last_date = atoi(load_buf + 5 + 10);
} else if (strncmp("Visits:", load_buf + 5, 7) == 0) {
visits = atoi(load_buf + 5 + 7);
} else if (strncmp("Type:", load_buf + 5, 5) == 0) {
filetype = atoi(load_buf + 5 + 5);
}
}
/* Check if we are starting a child
*/
if (strncmp("<ul>", load_buf, 4) == 0) {
if (!ro_gui_hotlist_load_entry(fp, last_entry)) {
return false;
}
}
}
return true;
}
/**
* Adds a hotlist entry to the root of the tree.