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photos-notes-api.c
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photos-notes-api.c
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/* -*- Mode: c; c-basic-offset: 2 -*-
*
* photos-notes-api.c - Flickr flickr.photos.notes.* API calls
*
* Copyright (C) 2007-2012, David Beckett https://www.dajobe.org/
*
* This file is licensed under the following three licenses as alternatives:
* 1. GNU Lesser General Public License (LGPL) V2.1 or any newer version
* 2. GNU General Public License (GPL) V2 or any newer version
* 3. Apache License, V2.0 or any newer version
*
* You may not use this file except in compliance with at least one of
* the above three licenses.
*
* See LICENSE.html or LICENSE.txt at the top of this package for the
* complete terms and further detail along with the license texts for
* the licenses in COPYING.LIB, COPYING and LICENSE-2.0.txt respectively.
*
*/
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef WIN32
#include <win32_flickcurl_config.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#undef HAVE_STDLIB_H
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <flickcurl.h>
#include <flickcurl_internal.h>
/**
* flickcurl_photos_notes_add:
* @fc: flickcurl context
* @photo_id: The id of the photo to add a note to
* @note_x: The left coordinate of the note
* @note_y: The top coordinate of the note
* @note_w: The width of the note
* @note_h: The height of the note
* @note_text: The description of the note
*
* Add a note to a photo.
*
* Coordinates and sizes are in pixels, based on the 500px image size
* shown on individual photo pages.
*
* Implements flickr.photos.notes.add (0.12)
*
* Return value: note ID or NULL on failure
**/
char*
flickcurl_photos_notes_add(flickcurl* fc, const char* photo_id,
int note_x, int note_y, int note_w, int note_h,
const char* note_text)
{
xmlDocPtr doc = NULL;
xmlXPathContextPtr xpathCtx = NULL;
char *id = NULL;
char note_x_s[10];
char note_y_s[10];
char note_w_s[10];
char note_h_s[10];
flickcurl_init_params(fc, 1);
if(!photo_id || !note_text)
return NULL;
flickcurl_add_param(fc, "photo_id", photo_id);
sprintf(note_x_s, "%d", note_x);
flickcurl_add_param(fc, "note_x", note_x_s);
sprintf(note_y_s, "%d", note_y);
flickcurl_add_param(fc, "note_y", note_y_s);
sprintf(note_w_s, "%d", note_w);
flickcurl_add_param(fc, "note_w", note_w_s);
sprintf(note_h_s, "%d", note_h);
flickcurl_add_param(fc, "note_h", note_h_s);
flickcurl_add_param(fc, "note_text", note_text);
flickcurl_end_params(fc);
if(flickcurl_prepare(fc, "flickr.photos.notes.add"))
goto tidy;
doc = flickcurl_invoke(fc);
if(!doc)
goto tidy;
xpathCtx = xmlXPathNewContext(doc);
if(!xpathCtx) {
flickcurl_error(fc, "Failed to create XPath context for document");
fc->failed = 1;
goto tidy;
}
id = flickcurl_xpath_eval(fc, xpathCtx, (const xmlChar*)"/rsp/note/@id");
tidy:
if(xpathCtx)
xmlXPathFreeContext(xpathCtx);
if(fc->failed) {
if(id)
free(id);
id = NULL;
}
return id;
}
/**
* flickcurl_photos_notes_delete:
* @fc: flickcurl context
* @note_id: The id of the note to delete
*
* Delete a note from a photo.
*
* Implements flickr.photos.notes.delete (0.12)
*
* Return value: non-0 on failure
**/
int
flickcurl_photos_notes_delete(flickcurl* fc, const char* note_id)
{
xmlDocPtr doc = NULL;
int result = 1;
flickcurl_init_params(fc, 1);
if(!note_id)
return 1;
flickcurl_add_param(fc, "note_id", note_id);
flickcurl_end_params(fc);
if(flickcurl_prepare(fc, "flickr.photos.notes.delete"))
goto tidy;
doc = flickcurl_invoke(fc);
if(!doc)
goto tidy;
result = 0;
tidy:
if(fc->failed)
result = 1;
return result;
}
/**
* flickcurl_photos_notes_edit:
* @fc: flickcurl context
* @note_id: The id of the note to edit
* @note_x: The left coordinate of the note
* @note_y: The top coordinate of the note
* @note_w: The width of the note
* @note_h: The height of the note
* @note_text: The description of the note
*
* Edit a note on a photo. Coordinates and sizes are in pixels, based on the 500px image size shown on individual photo pages.
*
* Implements flickr.photos.notes.edit (0.12)
*
* Return value: non-0 on failure
**/
int
flickcurl_photos_notes_edit(flickcurl* fc,
const char* note_id,
int note_x, int note_y, int note_w, int note_h,
const char* note_text)
{
xmlDocPtr doc = NULL;
int result = 1;
char note_x_s[10];
char note_y_s[10];
char note_w_s[10];
char note_h_s[10];
flickcurl_init_params(fc, 1);
if(!note_id || !note_text)
return 1;
flickcurl_add_param(fc, "note_id", note_id);
sprintf(note_x_s, "%d", note_x);
flickcurl_add_param(fc, "note_x", note_x_s);
sprintf(note_y_s, "%d", note_y);
flickcurl_add_param(fc, "note_y", note_y_s);
sprintf(note_w_s, "%d", note_w);
flickcurl_add_param(fc, "note_w", note_w_s);
sprintf(note_h_s, "%d", note_h);
flickcurl_add_param(fc, "note_h", note_h_s);
flickcurl_add_param(fc, "note_text", note_text);
flickcurl_end_params(fc);
if(flickcurl_prepare(fc, "flickr.photos.notes.edit"))
goto tidy;
doc = flickcurl_invoke(fc);
if(!doc)
goto tidy;
result = 0;
tidy:
if(fc->failed)
result = 1;
return result;
}