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lib/googleapi: MDL-20898 Use Google Docs 3.0 API

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With the 3.0 version of the API, PDF upload/download is supported by
the repository/portfolio plugins.
This commit is contained in:
Dan Poltawski
2009-11-19 00:07:03 +00:00
parent 5552c5cc9d
commit d6da109e03
1 changed files with 35 additions and 14 deletions
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lib/googleapi.php
+35 -14
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@@ -42,6 +42,7 @@ require_once($CFG->libdir.'/filelib.php');
*/
abstract class google_auth_request extends curl{
protected $token = '';
private $persistantheaders = array();
// Must be overriden with the authorization header name
public abstract static function get_auth_header_name();
@@ -52,6 +53,10 @@ abstract class google_auth_request extends curl{
$this->setHeader('Authorization: '. $this->get_auth_header_name().'"'.$this->token.'"');
}
foreach($this->persistantheaders as $h){
$this->setHeader($h);
}
$ret = parent::request($url, $options);
// reset headers for next request
$this->header = array();
@@ -64,6 +69,10 @@ abstract class google_auth_request extends curl{
$this->setHeader('Authorization: '. $this->get_auth_header_name().'"'.$this->token.'"');
}
foreach($this->persistantheaders as $h){
$this->setHeader($h);
}
$ret = parent::multi($requests, $options);
// reset headers for next request
$this->header = array();
@@ -73,6 +82,10 @@ abstract class google_auth_request extends curl{
public function get_sessiontoken(){
return $this->token;
}
public function add_persistant_header($header){
$this->persistantheaders[] = $header;
}
}
/*******
@@ -224,8 +237,8 @@ class google_authsub extends google_auth_request {
*/
class google_docs {
// need both docs and the spreadsheets realm
const REALM = 'http://docs.google.com/feeds/ http://spreadsheets.google.com/feeds/';
const DOCUMENTFEED_URL = 'http://docs.google.com/feeds/documents/private/full';
const REALM = 'http://docs.google.com/feeds/ http://spreadsheets.google.com/feeds/ http://docs.googleusercontent.com/';
const DOCUMENTFEED_URL = 'http://docs.google.com/feeds/default/private/full';
const USER_PREF_NAME = 'google_authsub_sesskey';
private $google_curl = null;
@@ -238,6 +251,7 @@ class google_docs {
public function __construct($google_curl){
if(is_a($google_curl, 'google_auth_request')){
$this->google_curl = $google_curl;
$this->google_curl->add_persistant_header('GData-Version: 3.0');
}else{
throw new moodle_exception('Google Curl Request object not given');
}
@@ -263,7 +277,7 @@ class google_docs {
*/
#FIXME
public function get_file_list($search = ''){
global $CFG;
global $CFG, $OUTPUT;
$url = google_docs::DOCUMENTFEED_URL;
if($search){
@@ -275,18 +289,19 @@ class google_docs {
$files = array();
foreach($xml->entry as $gdoc){
// there doesn't seem to to be cleaner way of getting the id/type
// than spliting this..
if (preg_match('/^http:\/\/docs.google.com\/feeds\/documents\/private\/full\/([^%]*)%3A(.*)$/', $gdoc->id, $matches)){
$docid = $matches[2];
$docid = (string) $gdoc->children('http://schemas.google.com/g/2005')->resourceId;
list($type) = explode(':', $docid);
// FIXME: We're making hard-coded choices about format here.
// If the repo api can support it, we could let the user
// chose.
switch($matches[1]){
$title = '';
$source = '';
// FIXME: We're making hard-coded choices about format here.
// If the repo api can support it, we could let the user
// chose.
switch($type){
case 'document':
$title = $gdoc->title.'.rtf';
$source = 'http://docs.google.com/feeds/download/documents/Export?docID='.$docid.'&exportFormat=rtf';
@@ -297,15 +312,20 @@ class google_docs {
break;
case 'spreadsheet':
$title = $gdoc->title.'.xls';
$source = 'http://spreadsheets.google.com/feeds/download/spreadsheets/Export?key='.$docid.'&fmcmd=4';
$source = 'http://spreadsheets.google.com/feeds/download/spreadsheets/Export?key='.$docid.'&exportFormat=xls';
break;
}
case 'pdf':
$title = (string)$gdoc->title;
$source = (string)$gdoc->content[0]->attributes()->src;
break;
}
if(!empty($source)){
$files[] = array( 'title' => $title,
'url' => "{$gdoc->link[0]->attributes()->href}",
'source' => $source,
'date' => usertime(strtotime($gdoc->updated)),
'thumbnail' => $CFG->wwwroot.'/pix/f/'.mimeinfo('icon32', $title)
'thumbnail' => $OUTPUT->old_icon_url(file_extension_icon($title, 32))
);
}
}
@@ -366,6 +386,7 @@ class google_picasa {
public function __construct($google_curl){
if(is_a($google_curl, 'google_auth_request')){
$this->google_curl = $google_curl;
$this->google_curl->add_persistant_header('GData-Version: 2');
}else{
throw new moodle_exception('Google Curl Request object not given');
}