Friendiqa/source-android/js/image.js
2018-11-09 22:06:13 +01:00

287 lines
15 KiB
JavaScript

// This file is part of Friendiqa
// https://git.friendi.ca/lubuwest/Friendiqa
// Copyright (C) 2017 Marco R. <thomasschmidt45@gmx.net>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// In addition, as a special exception, the copyright holders give
// permission to link the code of portions of this program with the
// OpenSSL library under certain conditions as described in each
// individual source file, and distribute linked combinations including
// the two.
//
// You must obey the GNU General Public License in all respects for all
// of the code used other than OpenSSL. If you modify file(s) with this
// exception, you may extend this exception to your version of the
// file(s), but you are not obligated to do so. If you do not wish to do
// so, delete this exception statement from your version. If you delete
// this exception statement from all source files in the program, then
// also delete it here.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
.pragma library
.import QtQuick.LocalStorage 2.0 as Sql
.import "qrc:/js/helper.js" as Helperjs
function requestList(login,database,onlynew,rootwindow,callback) {
//get list of own images and call download function
Helperjs.friendicaRequest(login,"/api/friendica/photos/list", rootwindow,function (helperobject){
//print("return"+helperobject);
var obj=JSON.parse(helperobject);
if (onlynew){Helperjs.readField("id",database,"imageData",login.username,function(AllStoredImages){
if (AllStoredImages.length>0){
for(var i=0;i< AllStoredImages.length;i++){
var position=Helperjs.inArray(obj,"id",AllStoredImages[i]);
if (position>-1){obj.splice(position,1)}
}
}
callback(obj)
})}
else{callback(obj)}
})}
function dataRequest(login,photoID,database,xhr,rootwindow) {
// check if image exist and call download function
Helperjs.friendicaRequest(login,"/api/friendica/photo?photo_id="+photoID, rootwindow, function (image){
try{ if(image==""){currentimageno=currentimageno+1}else{
var obj = JSON.parse(image);
var helpfilename=obj.filename.substring(0,obj.filename.lastIndexOf("."));
var filesuffix="";
if (obj.type=="image/jpeg"){filesuffix=".jpg"}
else if (obj.type=="image/png"){filesuffix=".png"}
else {filesuffix=""}
if (helpfilename==""){// check if file has any filename
obj.filename=obj["id"]+filesuffix;
}
else{obj.filename=helpfilename+filesuffix}
var link="";
if(obj["link"][0]){link=obj["link"][0]} else{link=obj["link"]["4"]}
xhr.setUrl(Qt.resolvedUrl(link));
xhr.setLogin(login.username+":"+Qt.atob(login.password));
xhr.setFilename(login.imagestore+'albums/'+obj.album+"/"+obj["filename"]);
xhr.setDownloadtype("picture");
xhr.download();
var db=Sql.LocalStorage.openDatabaseSync(database[0],database[1],database[2],database[3]);
db.transaction( function(tx) {
var result = tx.executeSql('SELECT * from imageData where id = "'+obj["id"]+'"');
if(result.rows.length === 1) {// use update
result = tx.executeSql('UPDATE imageData SET username ="' +login.username+ '",id="'+obj.id+'", created="'+obj.created+'", edited="'+obj.edited+'", profile="'+obj.profile+'", link="'+obj["link"]["4"]+'", filename="'+obj.filename+'",title="'+obj.title+'", desc="'+obj.desc+'", type="'+obj.type+'", width="'+obj.width+'", height="'+obj.height+'", album="'+obj.album+'", location="file://'+login.imagestore+'albums/'+obj.album+'/" where id="'+obj["id"]+'"');
} else {// use insert print('... does not exists, create it')
result = tx.executeSql('INSERT INTO imageData VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?)', [login.username,obj.id,obj.created,obj.edited, obj.title, obj.desc, obj.album, obj.filename, obj.type, obj.height, obj.width,obj. profile,obj["link"]["4"],'file://'+login.imagestore+'albums/'+obj.album+"/"]);
}
})}}
catch (e){print("Data retrieval failure! "+ e+obj);}
})}
function storeImagedata(login,database,imagedata,rootwindow) {
// check if image exist and call download function
var db=Sql.LocalStorage.openDatabaseSync(database[0],database[1],database[2],database[3]);
db.transaction( function(tx) {
var result = tx.executeSql('SELECT * from imageData where id = "'+imagedata["id"]+'"');
if(result.rows.length === 1) {// use update
result = tx.executeSql('UPDATE imageData SET username ="' +login.username+ '",id="'+imagedata.id+'", created="'+imagedata.created+'", edited="'+imagedata.edited+'", profile="'+imagedata.profile+'", link="'+imagedata.link[0]+'", filename="'+imagedata.filename+'",title="'+imagedata.title+'", desc="'+imagedata.desc+'", type="'+imagedata.type+'", width="'+imagedata.width+'", height="'+imagedata.height+'", album="'+imagedata.album+'", location="file://'+login.imagestore+'albums/'+imagedata.album+'/" where id="'+imagedata["id"]+'"');
} else {// use insert print('... does not exists, create it')
result = tx.executeSql('INSERT INTO imageData VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?)', [login.username,imagedata.id,imagedata.created,imagedata.edited, imagedata.title, imagedata.desc, imagedata.album, imagedata.filename, imagedata.type, imagedata.height, imagedata.width,imagedata. profile,imagedata.link[0],'file://'+login.imagestore+'albums/'+imagedata.album+"/"]);
}
})}
function deleteImage(database,login,type,location,filesystem,rootwindow,callback) { // delete image locally and on server
var db=Sql.LocalStorage.openDatabaseSync(database[0],database[1],database[2],database[3]);
var rsfilename=location.substring(location.lastIndexOf("/")+1,location.length);
var rslocation=location.substring(0,location.lastIndexOf("/")+1);
//print(type+" Name "+ rsfilename+" Location: "+rslocation)
db.transaction( function(tx) {
if (type=='image'){
var rs= tx.executeSql('SELECT * FROM imageData WHERE filename="'+rsfilename+'" AND location="'+rslocation+'"')
var imageId=rs.rows.item(0).id;
Helperjs.friendicaPostRequest(login,"/api/friendica/photo/delete?photo_id="+imageId,"","DELETE",rootwindow, function (obj){
//var deletereturn = JSON.parse(obj); print(obj);
//if (deletereturn.result=="deleted"){
db.transaction( function(tx) {
var deleters=tx.executeSql('DELETE FROM imageData WHERE location="'+rslocation+'" AND filename="'+rsfilename+'"'); });
filesystem.Directory=rslocation.substring(7,rslocation.length-1);
filesystem.rmFile(rsfilename)
//}
})
}
else{
Helperjs.friendicaPostRequest(login,"/api/friendica/photoalbum/delete?album="+rsfilename,"","DELETE",rootwindow, function (obj){
//var deletereturn = JSON.parse(obj);
//if (deletereturn.result=="deleted"){
db.transaction( function(tx) {
var rs= tx.executeSql('SELECT DISTINCT location FROM imageData WHERE album="'+rsfilename+'" AND username="'+login.username+'"');
var locationstring=rs.rows.item(0).location;
filesystem.Directory=locationstring.substring(7,locationstring.length-1);
filesystem.rmDir();
var deleters=tx.executeSql('DELETE FROM imageData WHERE album="'+location+'"');
})
//}
})
}
callback(location)
})
}
function updateImage(database,login,type,filesystem,imageId,rootwindow,callback) { // delete image locally and on server
var db=Sql.LocalStorage.openDatabaseSync(database[0],database[1],database[2],database[3]);
Helperjs.readData(database,"imageData",login.username,function(obj){
db.transaction( function(tx) {
if (type=='image'){
var deleters=tx.executeSql('DELETE FROM imageData WHERE location="'+obj[0].location+'" AND filename="'+obj[0].filename+'"');
filesystem.Directory=obj[0].location
filesystem.rmFile(obj[0].filename)
}
})
},"id",imageId);
callback()
}
function deleteContacts(database,user,callback) { // does nothing useful at the moment
var db=Sql.LocalStorage.openDatabaseSync(database[0],database[1],database[2],database[3]);
//print(' delete Image Data() for ' + field +"="+selection)
db.transaction( function(tx) {
result1= tx.executeSql('SELECT * FROM contacts a LEFT OUTER JOIN news b ON a.url==b.uid');
result2= tx.executeSql('SELECT * FROM contacts a LEFT OUTER JOIN news b ON a.url==b.uid');
callback(result)})
}
//function requestFriendsAlbumPictures(login,friend,rootwindow,callback){
//// screenscraping of albums page of contact without user and password
// Helperjs.friendicaWebRequest(friend.url.replace("profile","photos"),rootwindow,function(photohtml){
// //print(photohtml);
// var photoarray=[];
// var arr = photohtml.split("sidebar-photos-albums-li");
// for (var i=2;i<arr.length;i++){
// var albumlink = arr[i].substring(arr[i].indexOf('http'),arr[i].indexOf('class')-2);
// var albumname=arr[i].substring(arr[i].indexOf('/span')+6,arr[i].indexOf('</a>')-1);
// var album={'link':albumlink,'name':albumname}
// photoarray.push(album);
// }
// callback(photoarray)
// })
//}
function newRequestFriendsAlbumPictures(login,friend,rootwindow,callback){
// screenscraping of albums page of contact with remoteAuth
Helperjs.friendicaRemoteAuthRequest(login,friend.url.replace("profile","photos"),friend.url,rootwindow,function(photohtml){
try {var obj=JSON.parse(photohtml);
if (obj.hasOwnProperty('status')){
Helperjs.friendicaWebRequest(friend.url.replace("profile","photos"),rootwindow,function(photohtml){
getAlbumFromHtml(photohtml,false,rootwindow,callback)})
}}
catch (e){
getAlbumFromHtml(photohtml,true,rootwindow,callback)
}
})
}
function getAlbumFromHtml(photohtml,remoteAuthBool,rootwindow,callback){
var photoarray=[];
var arr = photohtml.split("sidebar-photos-albums-li");
for (var i=2;i<arr.length;i++){
var albumlink = arr[i].substring(arr[i].indexOf('http'),arr[i].indexOf('class')-2);
var albumname=arr[i].substring(arr[i].indexOf('/span')+6,arr[i].indexOf('</a>')-1);
var album={'link':albumlink,'name':albumname}//print(albumlink+" "+albumname);
photoarray.push(album);
}
callback(photoarray,remoteAuthBool)
}
function newRequestFriendsPictures(login,link,friend,remoteAuthBool,remoteauth,rootwindow,callback){
// screenscraping of pictures page for given album
if (remoteAuthBool){
remoteauth.setUrl(login.server);
remoteauth.setLogin(login.username+":"+Qt.atob(login.password));
remoteauth.setContacturl(friend.url);
Helperjs.friendicaRemoteAuthRequest(login,link,friend.url,rootwindow,function(photohtml){
getPictureFromHtml(photohtml,remoteAuthBool,function(photoarray){
callback(photoarray)
})
})}
else{
Helperjs.friendicaWebRequest(link,rootwindow,function(photohtml){
getPictureFromHtml(photohtml,remoteAuthBool,function(photoarray){
callback(photoarray)
})
})
}
}
function getPictureFromHtml(photohtml,remoteAuthBool,callback){
var photoarray=[];
var basehtml=photohtml.substring(photohtml.indexOf('<base')+12,photohtml.indexOf('/>',photohtml.indexOf('<base'))-2);
// old theme
if (photohtml.indexOf("photo-album-image-wrapper-end")>-1){ //theme 1
var arr = photohtml.split("photo-album-image-wrapper-end");}
// other themes
if (photohtml.indexOf("photo-album-wrapper")>-1){ //theme 2
var photoarea=photohtml.substring(photohtml.indexOf("photo-album-wrapper"),photohtml.indexOf("photo-album-end"))
var arr = photoarea.split("</a>");}
//print("Url: "+login.server+ "Contacturl: "+friend.url)
// remoteauth.setUrl(login.server);
// remoteauth.setLogin(login.username+":"+Qt.atob(login.password));
// remoteauth.setContacturl(friend.url);
for (var i=0;i<arr.length-1;i++){
var photoname=arr[i].substring(arr[i].lastIndexOf('alt')+5,arr[i].lastIndexOf('title')-2);
var thumblink=arr[i].substring(arr[i].lastIndexOf('<img')+10,arr[i].lastIndexOf('alt')-2);
var imagetype=thumblink.substring(thumblink.lastIndexOf("."));
var photolink=thumblink.substring(0,thumblink.length-imagetype.length-2)+"-0"+imagetype
if(thumblink.substring(0,4)!=="http"){thumblink=basehtml+thumblink}
if(photolink.substring(0,4)!=="http"){photolink=basehtml+photolink}
if(remoteAuthBool){
thumblink="image://remoteauthimage/"+thumblink;
photolink="image://remoteauthimage/"+photolink;
}
//Helperjs.friendicaRemoteAuthRequest(login,thumblink,friend.url,rootwindow,function(thumbimage){thumbbase64=QT.btoa(thumbimage)});
//thumblink="image://remoteauthimage/"+login.username+":"+Qt.atob(login.password)+"@"+login.server+"/api/friendica/remoteauth?c_url="+friend.url+"&url="+thumblink;
var photo={'link':photolink,'name':photoname,'thumb':thumblink}
photoarray.push(photo);
}
callback(photoarray)
}
function requestFriendsPictures(link,rootwindow,callback){
// screenscraping of pictures page for given album
Helperjs.friendicaWebRequest(link,rootwindow,function(photohtml){
var photoarray=[];
var basehtml=photohtml.substring(photohtml.indexOf('<base')+12,photohtml.indexOf('/>',photohtml.indexOf('<base'))-2);
// old theme
if (photohtml.indexOf("photo-album-image-wrapper-end")>-1){ //theme 1
var arr = photohtml.split("photo-album-image-wrapper-end");}
// other themes
if (photohtml.indexOf("photo-album-wrapper")>-1){ //theme 2
var photoarea=photohtml.substring(photohtml.indexOf("photo-album-wrapper"),photohtml.indexOf("photo-album-end"))
var arr = photoarea.split("</a>");}
for (var i=0;i<arr.length-1;i++){
var photoname=arr[i].substring(arr[i].lastIndexOf('alt')+5,arr[i].lastIndexOf('title')-2);
var thumblink=arr[i].substring(arr[i].lastIndexOf('<img')+10,arr[i].lastIndexOf('alt')-2);
var imagetype=thumblink.substring(thumblink.lastIndexOf("."));
var photolink=thumblink.substring(0,thumblink.length-imagetype.length-2)+"-0"+imagetype
if(thumblink.substring(0,4)!=="http"){thumblink=basehtml+thumblink}
if(photolink.substring(0,4)!=="http"){photolink=basehtml+photolink}
var photo={'link':photolink,'name':photoname,'thumb':thumblink}
photoarray.push(photo);
}
callback(photoarray)
})
}