diff options
Diffstat (limited to 'executive-summary/test-service/rdf-summary.c')
| -rw-r--r-- | executive-summary/test-service/rdf-summary.c | 812 |
1 files changed, 0 insertions, 812 deletions
diff --git a/executive-summary/test-service/rdf-summary.c b/executive-summary/test-service/rdf-summary.c deleted file mode 100644 index 961115e6eb..0000000000 --- a/executive-summary/test-service/rdf-summary.c +++ /dev/null @@ -1,812 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* RDF viewer Evolution Executive Summary Component. - * Bonoboised by Iain Holmes <iain@helixcode.com> - * Copyright (C) 2000 Helix Code, Inc. - * - * Based on code from Portaloo - * Channel retrieval tool - * - * (C) 1998 Alan Cox. - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <glib.h> -#include <gnome.h> -#include <bonobo.h> -#include <gnome-xml/parser.h> -#include <gnome-xml/xmlmemory.h> - -#include <evolution-services/executive-summary-component.h> -#include <evolution-services/executive-summary-html-view.h> -#include <liboaf/liboaf.h> -#include <libgnomevfs/gnome-vfs.h> - -int xmlSubstituteEntitiesDefaultValue = 1; /* DV thinks of everything */ - -static int wipe_trackers = FALSE; -static int running_views = 0; - -static BonoboGenericFactory *factory = NULL; -#define RDF_SUMMARY_ID "OAFIID:GNOME_Evolution_Summary_rdf_SummaryComponentFactory" - -enum { - PROPERTY_TITLE, - PROPERTY_ICON -}; - -struct _RdfSummary { - BonoboObject *component; - BonoboObject *view; - BonoboPropertyBag *bag; - BonoboPropertyControl *property_control; - - GtkWidget *rdf; - GtkWidget *g_limit; - - char *title; - char *icon; - char *location; - int limit; - - GString *str; - char *buffer; - - GnomeVFSAsyncHandle *handle; -}; -typedef struct _RdfSummary RdfSummary; - -/************ RDF Parser *******************/ - -static char * -layer_find (xmlNodePtr node, - char *match, - char *fail) -{ - while (node!=NULL) { -#ifdef RDF_DEBUG - xmlDebugDumpNode (stdout, node, 32); - printf("%s.\n", node->name); -#endif - if (strcasecmp (node->name, match)==0) { - if (node->childs != NULL && node->childs->content != NULL) { - return node->childs->content; - } else { - return fail; - } - } - node = node->next; - } - return fail; -} - -static char * -layer_find_url (xmlNodePtr node, - char *match, - char *fail) -{ - char *p = layer_find (node, match, fail); - char *r = p; - static char *wb = NULL; - char *w; - - if (wb) { - free (wb); - } - - wb = w = malloc (3 * strlen (p)); - - if (w == NULL) { - fprintf(stderr, "Out of memory\n"); - exit(1); - } - - if (*r == ' ') r++; /* Fix UF bug */ - - while (*r) { - if (memcmp (r, "&", 5) == 0) { - *w++ = '&'; - r += 5; - continue; - } - if (memcmp (r, "<", 4) == 0) { - *w++ = '<'; - r += 4; - continue; - } - if (memcmp (r, ">", 4) == 0) { - *w++ = '>'; - r += 4; - continue; - } - if (*r == '"' || *r == ' '){ - *w++ = '%'; - *w++ = "0123456789ABCDEF"[*r/16]; - *w++ = "0123456789ABCDEF"[*r&15]; - r++; - continue; - } - *w++ = *r++; - } - *w = 0; - return wb; -} - -static void -tree_walk (xmlNodePtr root, - RdfSummary *summary, - GString *html) -{ - BonoboArg *arg; - xmlNodePtr walk; - xmlNodePtr rewalk = root; - xmlNodePtr channel = NULL; - xmlNodePtr image = NULL; - xmlNodePtr item[16]; - int items = 0; - int limit = summary->limit; - int i; - char *t; - char n[512]; - char *tmp; - - do { - walk = rewalk; - rewalk = NULL; - - while (walk!=NULL){ -#ifdef RDF_DEBUG - printf ("%p, %s\n", walk, walk->name); -#endif - if (strcasecmp (walk->name, "rdf") == 0) { - rewalk = walk->childs; - walk = walk->next; - continue; - } - if (strcasecmp (walk->name, "rss") == 0){ - rewalk = walk->childs; - walk = walk->next; - continue; - } - /* This is the channel top level */ -#ifdef RDF_DEBUG - printf ("Top level '%s'.\n", walk->name); -#endif - if (strcasecmp (walk->name, "channel") == 0) { - channel = walk; - rewalk = channel->childs; - } - if (strcasecmp (walk->name, "image") == 0) { - image = walk; - g_print ("Image\n"); - } - if (strcasecmp (walk->name, "item") == 0 && items < 16) { - item[items++] = walk; - } - walk = walk->next; - } - } - while (rewalk); - - if (channel == NULL) { - fprintf(stderr, "No channel definition.\n"); - exit(1); - } - - t = layer_find(channel->childs, "title", "No title"); - - arg = bonobo_arg_new (BONOBO_ARG_STRING); - BONOBO_ARG_SET_STRING (arg, t); - bonobo_property_bag_set_value (summary->bag, - "window_title", (const BonoboArg *) arg, - NULL); - bonobo_arg_release (arg); - -#if 0 - tmp = g_strdup_printf ("%s", - layer_find(channel->childs, "description", "")); - g_string_append (html, tmp); - g_free (tmp); -#endif - - if (image && !wipe_trackers) { - char *icon; - - icon = layer_find_url (image->childs, "url", "apple-red.png"); - arg = bonobo_arg_new (BONOBO_ARG_STRING); - BONOBO_ARG_SET_STRING (arg, icon); - bonobo_property_bag_set_value (summary->bag, - "window_icon", - (const BonoboArg *) arg, NULL); - bonobo_arg_release (arg); - - } - - g_string_append (html, "<br clear=all><FONT size=\"-1\" face=\"helvetica\"><P><UL>\n"); - - items = MIN (limit, items); - for (i = 0; i < items; i++) { - char *p = layer_find (item[i]->childs, "title", "No information"); - - if (wipe_trackers) { - char *p = layer_find_url (item[i]->childs, "link", ""); - char *x = strchr (p, '?'); - unsigned char *r, *w; - int n; - if (x == NULL) - continue; - x++; - r = x; - w = x; - while (*r) { - if (*r == '+') { - *w++ = ' '; - } else if (*r == '%') { - sscanf (r+1, "%02x", &n); - *w++ = n; - r += 2; - } else { - *w++ = *r; - } - r++; - } - *w = 0; - tmp = g_strdup_printf ("<LI><A href=\"%s\">\n", x+4); - g_string_append (html, tmp); - g_free (tmp); - } - else { - tmp = g_strdup_printf ("<LI><A href=\"%s\">\n", layer_find_url(item[i]->childs, "link", "")); - g_string_append (html, tmp); - g_free (tmp); - } - - tmp = g_strdup_printf ("%s\n</A>\n", p); - g_string_append (html, tmp); - g_free (tmp); - } - g_string_append (html, "</UL></FONT>\n"); -} - -/********* ExecutiveSummaryComponent section **************/ -static void -view_destroyed (GtkObject *object, - gpointer data) -{ - RdfSummary *summary = (RdfSummary *) data; - - if (summary->handle) - gnome_vfs_async_cancel (summary->handle); - - g_free (summary->title); - g_free (summary->icon); - g_free (summary); - - running_views--; - g_print ("Running_views: %d\n", running_views); - if (running_views <= 0) { - gtk_main_quit (); - } -} - -/* PersistStream callbacks */ -static void -load_from_stream (BonoboPersistStream *ps, - Bonobo_Stream stream, - Bonobo_Persist_ContentType type, - gpointer data, - CORBA_Environment *ev) -{ - RdfSummary *summary = (RdfSummary *) data; - char *str; - xmlChar *xml_str; - xmlDocPtr doc; - xmlNodePtr root, children; - - if (*type && g_strcasecmp (type, "application/x-rdf-summary") != 0) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_Bonobo_Persist_WrongDataType, NULL); - return; - } - - bonobo_stream_client_read_string (stream, &str, ev); - if (ev->_major != CORBA_NO_EXCEPTION || str == NULL) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_Bonobo_Persist_WrongDataType, NULL); - return; - } - - g_print ("Hydrating with %s\n", str); - doc = xmlParseDoc ((xmlChar *) str); - - if (doc == NULL) { - g_warning ("Bad data: %s!", str); - g_free (str); - return; - } - - g_free (str); - - root = doc->root; - children = root->childs; - while (children) { - if (strcasecmp (children->name, "location") == 0) { - xml_str = xmlNodeListGetString (doc, children->childs, 1); - summary->location = g_strdup (xml_str); - g_print ("Location = %s\n", summary->location); - xmlFree (xml_str); - - children = children->next; - continue; - } - - if (strcasecmp (children->name, "limit") == 0) { - xml_str = xmlNodeListGetString (doc, children->childs, 1); - summary->limit = atoi (xml_str); - g_print ("Limit = %d\n", summary->limit); - xmlFree (xml_str); - - children = children->next; - continue; - } - - g_print ("Unknown name: %s\n", children->name); - children = children->next; - } - xmlFreeDoc (doc); -} - -static char * -summary_to_string (RdfSummary *summary) -{ - xmlChar *out_str; - int out_len = 0; - xmlDocPtr doc; - xmlNodePtr root; - xmlNsPtr ns; - char *tmp_str; - - doc = xmlNewDoc ("1.0"); - ns = xmlNewGlobalNs (doc, "http://www.helixcode.com", "rdf"); - - doc->root = xmlNewDocNode (doc, ns, "rdf-summary", NULL); - - xmlNewChild (doc->root, ns, "location", summary->location); - tmp_str = g_strdup_printf ("%d", summary->limit); - xmlNewChild (doc->root, ns, "limit", tmp_str); - g_free (tmp_str); - - xmlDocDumpMemory (doc, &out_str, &out_len); - g_print ("%s\n", out_str); - - return out_str; -} - -static void -save_to_stream (BonoboPersistStream *ps, - const Bonobo_Stream stream, - Bonobo_Persist_ContentType type, - gpointer data, - CORBA_Environment *ev) -{ - RdfSummary *summary = (RdfSummary *) data; - char *str; - - if (*type && g_strcasecmp (type, "application/x-rdf-summary") != 0) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_Bonobo_Persist_WrongDataType, NULL); - return; - } - - str = summary_to_string (summary); - if (str) - bonobo_stream_client_printf (stream, TRUE, ev, str); - xmlFree (str); - - return; -} - -static Bonobo_Persist_ContentTypeList * -content_types (BonoboPersistStream *ps, - void *closure, - CORBA_Environment *ev) -{ - return bonobo_persist_generate_content_types (1, "application/x-rdf-summary"); -} - -static void -close_callback (GnomeVFSAsyncHandle *handle, - GnomeVFSResult result, - RdfSummary *summary) -{ - GString *html; - xmlDocPtr doc; - char *xml; - - if (summary == NULL) - return; - - summary->handle = NULL; - g_free (summary->buffer); - xml = summary->str->str; - g_string_free (summary->str, FALSE); - - doc = xmlParseMemory (xml, strlen (xml)); - if (doc == NULL) { - char *emsg; - BonoboArg *arg; - - arg = bonobo_arg_new (BONOBO_ARG_STRING); - BONOBO_ARG_SET_STRING (arg, _("Error")); - bonobo_property_bag_set_value (summary->bag, - "window_title", - (const BonoboArg *) arg, - NULL); - bonobo_arg_release (arg); - - emsg = g_strdup_printf ("<b>Cannot open location:<br>%s</b>", - summary->location); - executive_summary_html_view_set_html (EXECUTIVE_SUMMARY_HTML_VIEW (summary->view), emsg); - g_free (emsg); - g_free (xml); - return; - } - - g_free (xml); - html = g_string_new (""); - - tree_walk (doc->root, summary, html); - executive_summary_html_view_set_html (EXECUTIVE_SUMMARY_HTML_VIEW (summary->view), html->str); - g_string_free (html, TRUE); -} - -static void -read_callback (GnomeVFSAsyncHandle *handle, - GnomeVFSResult result, - gpointer buffer, - GnomeVFSFileSize bytes_requested, - GnomeVFSFileSize bytes_read, - RdfSummary *summary) -{ - if (result != GNOME_VFS_OK && result != GNOME_VFS_ERROR_EOF) { - char *emsg; - BonoboArg *arg; - - arg = bonobo_arg_new (BONOBO_ARG_STRING); - BONOBO_ARG_SET_STRING (arg, _("Error")); - bonobo_property_bag_set_value (summary->bag, - "window_title", - (const BonoboArg *) arg, - NULL); - bonobo_arg_release (arg); - - emsg = g_strdup_printf ("<b>Cannot open location:<br>%s</b>", - summary->location); - executive_summary_html_view_set_html (EXECUTIVE_SUMMARY_HTML_VIEW (summary->view), emsg); - g_free (emsg); - gnome_vfs_async_close (handle, - (GnomeVFSAsyncCloseCallback) close_callback, - NULL); - g_print ("NULLING\n"); - summary->handle = NULL; - } - - if (bytes_read == 0) { - /* EOF */ - gnome_vfs_async_close (handle, - (GnomeVFSAsyncCloseCallback) close_callback, - summary); - } else { - *((char *) buffer + bytes_read) = 0; - g_string_append (summary->str, (const char *) buffer); - gnome_vfs_async_read (handle, buffer, 4095, - (GnomeVFSAsyncReadCallback) read_callback, - summary); - } -} - -static void -open_callback (GnomeVFSAsyncHandle *handle, - GnomeVFSResult result, - RdfSummary *summary) -{ - GList *uri; - char *buffer; - - if (result != GNOME_VFS_OK) { - char *emsg; - BonoboArg *arg; - - arg = bonobo_arg_new (BONOBO_ARG_STRING); - BONOBO_ARG_SET_STRING (arg, _("Error")); - bonobo_property_bag_set_value (summary->bag, - "window_title", - (const BonoboArg *) arg, - NULL); - bonobo_arg_release (arg); - - emsg = g_strdup_printf ("<b>Cannot open location:<br>%s</b>", - summary->location); - executive_summary_html_view_set_html (EXECUTIVE_SUMMARY_HTML_VIEW (summary->view), emsg); - g_free (emsg); - summary->handle = NULL; - return; - } - - summary->str = g_string_new (""); - summary->buffer = g_new (char, 4096); - - gnome_vfs_async_read (handle, summary->buffer, 4095, - (GnomeVFSAsyncReadCallback) read_callback, - summary); -} - -static int -download (RdfSummary *summary) -{ - GnomeVFSAsyncHandle *handle; - char *html = "<b>Loading RDF file. . .<br>Please wait</b>"; - - executive_summary_html_view_set_html (EXECUTIVE_SUMMARY_HTML_VIEW (summary->view), - html); - - gnome_vfs_async_open (&handle, summary->location, GNOME_VFS_OPEN_READ, - (GnomeVFSAsyncOpenCallback) open_callback, - summary); - - summary->handle = handle; - return FALSE; -} - -static void -get_prop (BonoboPropertyBag *bag, - BonoboArg *arg, - guint arg_id, - gpointer user_data) -{ - RdfSummary *summary = (RdfSummary *) user_data; - - switch (arg_id) { - case PROPERTY_TITLE: - BONOBO_ARG_SET_STRING (arg, summary->title); - break; - - case PROPERTY_ICON: - BONOBO_ARG_SET_STRING (arg, summary->icon); - break; - - default: - break; - } -} - -static void -set_prop (BonoboPropertyBag *bag, - const BonoboArg *arg, - guint arg_id, - gpointer user_data) -{ - RdfSummary *summary = (RdfSummary *) user_data; - - switch (arg_id) { - case PROPERTY_TITLE: - if (summary->title) - g_free (summary->title); - - summary->title = g_strdup (BONOBO_ARG_GET_STRING (arg)); - g_print ("Notify listener!\n"); - bonobo_property_bag_notify_listeners (bag, "window_title", - arg, NULL); - break; - - case PROPERTY_ICON: - if (summary->icon) - g_free (summary->icon); - - summary->icon = g_strdup (BONOBO_ARG_GET_STRING (arg)); - g_print ("Notify listener 2\n"); - bonobo_property_bag_notify_listeners (bag, "window_icon", - arg, NULL); - break; - - default: - break; - } -} - -static void -entry_changed (GtkEntry *entry, - RdfSummary *summary) -{ - bonobo_property_control_changed (summary->property_control, NULL); -} - -static BonoboControl * -property_control (BonoboPropertyControl *property_control, - int page_num, - gpointer user_data) -{ - BonoboControl *control; - RdfSummary *summary = (RdfSummary *) user_data; - GtkWidget *container, *label, *hbox; - char *climit; - - container = gtk_vbox_new (FALSE, 2); - gtk_container_set_border_width (GTK_CONTAINER (container), 2); - hbox = gtk_hbox_new (FALSE, 2); - - label = gtk_label_new ("Location:"); - gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); - - summary->rdf = gtk_entry_new (); - if (summary->location) - gtk_entry_set_text (GTK_ENTRY (summary->rdf), summary->location); - - gtk_signal_connect (GTK_OBJECT (summary->rdf), "changed", - GTK_SIGNAL_FUNC (entry_changed), summary); - - gtk_box_pack_start (GTK_BOX (hbox), summary->rdf, TRUE, TRUE, 0); - - gtk_box_pack_start (GTK_BOX (container), hbox, FALSE, FALSE, 0); - - hbox = gtk_hbox_new (FALSE, 2); - - label = gtk_label_new ("Maximum number of entries:"); - gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); - - summary->g_limit = gtk_entry_new (); - climit = g_strdup_printf ("%d", summary->limit); - gtk_entry_set_text (GTK_ENTRY (summary->g_limit), climit); - g_free (climit); - - gtk_signal_connect (GTK_OBJECT (summary->g_limit), "changed", - GTK_SIGNAL_FUNC (entry_changed), summary); - - gtk_box_pack_start (GTK_BOX (hbox), summary->g_limit, TRUE, TRUE, 0); - - gtk_box_pack_start (GTK_BOX (container), hbox, FALSE, FALSE, 0); - gtk_widget_show_all (container); - - control = bonobo_control_new (container); - return control; -} - -static void -property_action (GtkObject *property_control, - int page_num, - Bonobo_PropertyControl_Action action, - RdfSummary *summary) -{ - switch (action) { - case Bonobo_PropertyControl_APPLY: - g_free (summary->location); - summary->location = g_strdup (gtk_entry_get_text (GTK_ENTRY (summary->rdf))); - summary->limit = atoi (gtk_entry_get_text (GTK_ENTRY (summary->g_limit))); - g_idle_add ((GSourceFunc) download, summary); - break; - - case Bonobo_PropertyControl_HELP: - g_print ("HELP: Page %d!\n", page_num); - break; - - default: - break; - } -} - -static BonoboObject * -create_view (ExecutiveSummaryComponentFactory *_factory, - void *closure) -{ - RdfSummary *summary; - BonoboObject *component, *view; - BonoboEventSource *event_source; - BonoboPersistStream *stream; - BonoboPropertyBag *bag; - BonoboPropertyControl *property; - - summary = g_new (RdfSummary, 1); - summary->icon = g_strdup ("apple-green.png"); - summary->title = g_strdup ("Downloading..."); - summary->location = g_strdup ("http://news.gnome.org/gnome-news/rdf"); - summary->limit = 10; - - component = executive_summary_component_new (); - gtk_signal_connect (GTK_OBJECT (component), "destroy", - GTK_SIGNAL_FUNC (view_destroyed), summary); - - summary->component = component; - - /* Share the event source between the ExecutiveSummaryHtmlView and the - BonoboPropertyControl as we can only have one Bonobo::EventSource - interface aggregated */ - event_source = bonobo_event_source_new (); - bonobo_object_ref (BONOBO_OBJECT (event_source)); - - /* Summary::HtmlView */ - view = executive_summary_html_view_new_full (event_source); - summary->view = view; - bonobo_object_add_interface (component, view); - - /* Bonobo::PropertyBag */ - bag = bonobo_property_bag_new_full (get_prop, set_prop, - event_source, summary); - summary->bag = bag; - bonobo_property_bag_add (bag, - "window_title", PROPERTY_TITLE, - BONOBO_ARG_STRING, NULL, - "The title of this component's window", 0); - bonobo_property_bag_add (bag, - "window_icon", PROPERTY_ICON, - BONOBO_ARG_STRING, NULL, - "The icon for this component's window", 0); - bonobo_object_add_interface (component, BONOBO_OBJECT(bag)); - - property = bonobo_property_control_new_full (property_control, 1, - event_source, - summary); - summary->property_control = property; - - gtk_signal_connect (GTK_OBJECT (property), "action", - GTK_SIGNAL_FUNC (property_action), summary); - - bonobo_object_add_interface (component, BONOBO_OBJECT(property)); - - /* Bonobo::PersistStream */ - stream = bonobo_persist_stream_new (load_from_stream, save_to_stream, - NULL, content_types, summary); - bonobo_object_add_interface (component, BONOBO_OBJECT (stream)); - - running_views++; - gtk_timeout_add (5000, (GSourceFunc) download, summary); - - return component; -} - -static BonoboObject * -factory_fn (BonoboGenericFactory *_factory, - void *closure) -{ - BonoboObject *component_factory; - - component_factory = executive_summary_component_factory_new (create_view, NULL); - return component_factory; -} - -static void -factory_init (void) -{ - if (factory != NULL) { - return; - } - - factory = bonobo_generic_factory_new (RDF_SUMMARY_ID, factory_fn, NULL); - if (factory == NULL) { - g_error ("Cannot initialize factory"); - } -} - -int -main (int argc, - char *argv[]) -{ - CORBA_ORB orb; - - gnome_init_with_popt_table ("RDF-Summary", VERSION, - argc, argv, oaf_popt_options, 0, NULL); - orb = oaf_init (argc, argv); - gnome_vfs_init (); - - if (bonobo_init (orb, CORBA_OBJECT_NIL, CORBA_OBJECT_NIL) == FALSE) { - g_error ("Could not initialize Bonobo"); - } - - factory_init (); - bonobo_main (); - - return 0; -} - |