MoinMoin: attachment:gallery2image-1.3.5-10.py of ActionMarket

   1 # -*- coding: iso-8859-1 -*-
   2 """
   3     MoinMoin - gallery2Image Action macro
   4 
   5     PURPOSE::
   6         This action macro is used to rotate, move to bak or to slide through the images from Gallery2
   7 
   8     CALLING SEQUENCE::
   9         called by Gallery2 POST Method
  10 
  11     PROCEDURE::
  12         see Gallery2
  13 
  14         Please remove the version number from this file
  15 
  16     RESTRICTIONS::
  17         spaces in file names are not supported. I don't know how to escape them right.	Probaly this does work in 1.3.5
  18         
  19         slide show is best used with fastcgi if you have many images
  20 
  21     MODIFICATION HISTORY::
  22         Version 1.3.3.-1
  23         @copyright: 2005 by Reimar Bauer (R.Bauer@fz-juelich.de)
  24         @license: GNU GPL, see COPYING for details.
  25         2005-06-24: 1.3.3.-2 feature reqeust of CraigJohnson added 
  26                              os.path.join used to join platform independent pathes 
  27                              os.unlink removed to get it more platform independend
  28         2005-08-06: 1.3.5-3 RB VS mode added 
  29                                by one step back or forward could be toggled through the selected slides
  30                                and the first and last one could be selected too
  31         2005-08-07 1.3.5-4 RB bug fixed for cgi-bin call. formatting of tables adjusted                    
  32         2005-08-13 1.3.5-5 RB code change from GET to POST
  33                               forms instead of link
  34                               toggle between webnail and image by click on image
  35                               alias (description) and exif_date added
  36                               this version needs Gallery2-1.3.5-7.py
  37         2005-08-31 1.3.5-6 RB html code changed into a function :-)
  38                               some html bugs fixed too
  39                               instead of button text now images used (disabled buttons are grey color coded)
  40                               back link to callers page
  41                               whole page inserted into the common wiki page    
  42                               code clean up.       
  43         2005-09-01 1.3.5-7 RB image paths changed to absoulte url
  44         2005-10-29 1.3.5-8 RB the code of VS rewritten
  45                               for the slideshow changed to a javascript player learned from Ricocheting
  46                               image preloading for webnails and fullimages because webspeed could be slow
  47                               slide show is really fast by this
  48                               default duration is 1000msec
  49                               (runs under 1.5.0 too)
  50         2005-11-01 1.3.5-9 RB output buttons changed to <SPAN id> text 
  51                               to all javascript functions added the prefix gallery2
  52                               some fixes on javascript code
  53                               controls separated.
  54        2005-11-12 1.3.5-10 RB alias text is displayed by innerHTML                       
  55                               bug fixed ' is allowed to use in alias text 
  56                               wish of grey out buttons for first or last slide button added 
  57                               span id's changed to a prefix of gallery2_
  58                        
  59 
  60 """
  61 Dependencies = []
  62 import os,string,Image,StringIO
  63 from MoinMoin import config, wikiutil, version
  64 from MoinMoin.PageEditor import PageEditor
  65 from MoinMoin import user, util
  66 from MoinMoin.Page import Page
  67 from MoinMoin.action import AttachFile
  68 from MoinMoin.formatter.text_html import Formatter
  69 from MoinMoin.parser import wiki
  70 
  71 
  72 def option_list(this_image,pagename,text,request):
  73     txt = ''
  74    
  75     for s in text:
  76         name = AttachFile.getAttachUrl(pagename,s,request)
  77         if name == this_image:
  78             txt += '<option selected value="%(name)s">%(alias)s' % {
  79                 "name":name,
  80                 "alias":s} 
  81             
  82         else:   
  83             txt += '<option value="%(name)s">%(alias)s' % {
  84                 "name":name,
  85                 "alias":s}
  86                 
  87     return txt
  88     
  89 def to_htmltext(text):        
  90   
  91     if text.find ("'"):   
  92         text = text.split("'")
  93         text = '&#39;'.join(text)
  94        
  95     return text
  96 
  97 def html_js(this_image,counter):    
  98    html = '''
  99 <HEAD>   
 100 <SCRIPT LANGUAGE="JavaScript">
 101 <!-- Original:  Ricocheting (ricocheting@hotmail.com) -->
 102 <!-- Web Site:  http://www.ricocheting.com -->
 103 
 104 <!-- This script and many more are available free online at -->
 105 <!-- The JavaScript Source!! http://javascript.internet.com -->
 106 
 107 <!-- Modifications by Reimar Bauer <R.Bauer@fz-juelich.de> -->
 108 <!-- 2005-10-29 -->
 109 <!-- Many thanks to Ricocheting, it is much easier as my own one. I like it -->
 110 <!-- Some code added and replaced for the MoinMoin:Gallery2 parser-->
 111 
 112 
 113 <!-- Begin 
 114 
 115 var rotate_delay = 1000; // delay in milliseconds (5000 = 5 secs)
 116 var current = %(counter)s;
 117 var theImages = new Array();
 118 var thewebImages =  new Array();
 119 var thefullImages =  new Array();
 120 
 121 function gallery2preload() {
 122    var list = document.slideform.webnail_list.value;
 123    var value = list.split(","); 
 124    var n = value.length;
 125    
 126    for (i = 0; i <  n-1; i++){
 127        theImages[i] = new Image();
 128        theImages[i].src = value[i];
 129    }   
 130    thewebImages = theImages;
 131    
 132    var list = document.slideform.full_list.value;
 133    var value = list.split(","); 
 134    var n = value.length;
 135    
 136    for (i = 0; i <  n-1; i++){
 137        thefullImages[i] = new Image();
 138        thefullImages[i].src = value[i];
 139    }
 140   
 141 } 
 142 
 143 function gallery2getserver() {
 144      var value = document.URL;
 145      var text = value.split("/");
 146      return text[0]+'//'+text[2];
 147 }     
 148 
 149 function gallery2preload_finished() {
 150     var url = gallery2getserver()+'/wiki/modern/img/star_on.png';
 151     return url;
 152 }
 153 
 154 function gallery2add_comments() {
 155   var alias_text = document.slideform.alias.value;
 156   var exif_date_text = document.slideform.exif_date.value;
 157   var index = document.slideform.slide.selectedIndex;
 158   var alias = alias_text.split("!,!");
 159   var exif = exif_date_text.split(",");
 160   document.getElementById("gallery2_alias_text").innerHTML = alias[index];
 161   document.getElementById("gallery2_exif_date_text").innerHTML = exif[index];
 162 }
 163 
 164 function gallery2next_slide() {
 165    if (document.slideform.slide[current+1]) {
 166       document.images.show.src = theImages[current+1].src;
 167       document.slideform.slide.selectedIndex = ++current;
 168       gallery2add_comments();
 169    }
 170    else gallery2first_slide();
 171    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 172    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 173 }
 174 function gallery2previous_slide() {
 175    if (current-1 >= 0) {
 176       document.images.show.src = theImages[current-1].src;  
 177       document.slideform.slide.selectedIndex = --current;
 178       gallery2add_comments(); 
 179      
 180    }
 181    else gallery2last_slide();
 182    
 183    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 184    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 185 }
 186 function gallery2first_slide() {
 187    current = 0;
 188    document.images.show.src = theImages[0].src;  
 189    document.slideform.slide.selectedIndex = 0;
 190    gallery2add_comments();
 191    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first_disabled.png" title="first slide" >';
 192    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 193 }
 194 function gallery2last_slide() {
 195    current = document.slideform.slide.length-1;
 196    document.images.show.src = theImages[current].src; 
 197    document.slideform.slide.selectedIndex = current;
 198    gallery2add_comments();
 199    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 200    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last_disabled.png"  title="last slide" >';
 201 }
 202 
 203 function gallery2switch_images() {
 204    if (document.slideform.flag.value == "webnail") {
 205       var list = document.slideform.full_list.value;
 206       var name = document.slideform.full_name.value;
 207       document.slideform.flag.value = "fullscreen";
 208       theImages = thefullImages;
 209    } else {
 210      var list = document.slideform.webnail_list.value;
 211      var name = document.slideform.webnail_name.value;
 212      document.slideform.flag.value = "webnail";
 213      theImages = thewebImages;
 214    }
 215 
 216    var value = list.split(",");
 217    var alias = name.split(",");
 218 
 219    var n = value.length;
 220 
 221    for (i = 0; i <  n-1; i++){
 222       document.slideform.slide[i].value=value[i];
 223       document.slideform.slide[i].text=alias[i];
 224    }
 225    document.images.show.src = theImages[current].src; 
 226 }
 227 
 228 function gallery2ap(text) {
 229    document.slideform.slidebutton.value = (text == "Stop") ? "Start" : "Stop";
 230    gallery2rotate();
 231 }
 232 
 233 function gallery2change() {
 234    current = document.slideform.slide.selectedIndex;
 235    document.images.show.src = theImages[current].src; 
 236    gallery2add_comments(); 
 237    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 238    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 239 }
 240 
 241 function gallery2rotate() {
 242    if (document.slideform.slidebutton.value == "Stop") {
 243       current = (current == document.slideform.slide.length-1) ? 0 : current+1;
 244       document.images.show.src = theImages[current].src; 
 245       document.slideform.slide.selectedIndex = current;
 246       gallery2add_comments(); 
 247       document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 248       document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 249       rotate_delay = document.slideform.duration.value;
 250       window.setTimeout("gallery2rotate()", rotate_delay);
 251    }
 252 }
 253 //  End -->
 254 </script> 
 255 </HEAD>   '''% { 
 256   'counter':counter} 
 257 
 258    return html  
 259 
 260 def html_show_image(request,pagename,url_wiki_page,full,alias,exif_date,target,idx):
 261    
 262     option_webnail = option_list(AttachFile.getAttachUrl(pagename,target[idx],request),pagename,target,request)
 263     
 264     this_full_list = ''
 265     for s in full:
 266         this_full_list += AttachFile.getAttachUrl(pagename,s,request)+','
 267         
 268     this_webnail_list = ''    
 269     for s in target:
 270         this_webnail_list += AttachFile.getAttachUrl(pagename,s,request)+','
 271         
 272     html = '''
 273 <body  onLoad="gallery2preload();">   
 274 
 275 
 276 <left>
 277 <form name=slideform method="POST">
 278    <input type="hidden" name="full_list" value='%(this_full_list)s'>
 279    <input type="hidden" name="full_name" value='%(this_full_name)s'>
 280    <input type="hidden" name="flag" value="webnail">
 281    <input type="hidden" name="webnail_list" value='%(this_webnail_list)s'>
 282    <input type="hidden" name="webnail_name" value='%(this_webnail_name)s'>
 283    <input type="hidden" name="alias" value='%(this_alias_list)s'>
 284    <input type="hidden" name="exif_date" value='%(this_exif_date_list)s'>
 285    <BR>
 286    <table><tr><td bgcolor="#C0C0C0"><strong>Slide: </strong></td>
 287    <td bgcolor="#C0C0C0">
 288       <select name="slide" onChange="gallery2change();" >
 289         %(option_webnails)s
 290       </select>
 291    </td>
 292    <td bgcolor="#C0C0C0">
 293    <input type="button" name="slidebutton" onClick="gallery2ap(this.value);" value="Start" title="AutoPlay">
 294    </td>
 295    <td bgcolor="#C0C0C0">
 296    <strong>Duration: </strong>
 297    </td>
 298    <td bgcolor="#C0C0C0">
 299    <input type="input" name="duration"  value="1000" size="5" title="Duration">
 300    </td>
 301    <td bgcolor="#C0C0C0" align="left" >  
 302    <P><SPAN id="gallery2_preloadstatus"></SPAN></P>  
 303    </td>
 304 
 305    </tr>
 306    </table>
 307    <BR>  
 308    <table align="center" cellspacing=1 cellpadding=4 bgcolor="#000000">
 309    <tr>
 310       <td align="center" bgcolor="white">
 311       </td>
 312    </tr>
 313    <tr>
 314       
 315       <td align="center" bgcolor="#C0C0C0">
 316          <SPAN id="gallery2_first_slide"><img src="%(server)s/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" ></SPAN>
 317          <img src="%(server)s/wiki/modern/img/previous.png" onclick="gallery2previous_slide();"  title="previous slide" >
 318          <img src="%(server)s/wiki/modern/img/next.png" onClick="gallery2next_slide();"  title="next slide" >
 319          <SPAN id="gallery2_last_slide"><img src="%(server)s/wiki/modern/img/last.png" onClick="gallery2last_slide();"  title="last slide" ></SPAN>
 320          <input type="image" value="submit" src="%(server)s/wiki/modern/img/back.png" title="return to %(pagename)s">
 321       </td>
 322    </tr>
 323    <tr>
 324       <td align="center" bgcolor="white"">
 325          <img src="%(this_image)s" name="show" onClick="gallery2switch_images();">
 326       </td>
 327   </tr>
 328   <tr valign="center">
 329      <td bgcolor="#C0C0C0" align="left">
 330      <P><SPAN id="gallery2_alias_text">%(this_alias_text)s</SPAN></P>
 331      </td></tr>
 332    <tr valign="center">
 333      <td bgcolor="#C0C0C0" align="left">  
 334      <P><SPAN id="gallery2_exif_date_text">%(this_exif_date_text)s</SPAN></P>
 335      </td>
 336   </tr>
 337   <tr>
 338       <td align="center" bgcolor="white">
 339       </td>
 340    </tr>
 341   </table>
 342   <BR>  
 343   <table>
 344   <tr>
 345    <td bgcolor="#C0C0C0" align="left" >  
 346    <P><SPAN id="gallery2_status">%(comment)s</SPAN></P>  
 347    </td>
 348    </tr>
 349    </table>
 350 </form>
 351 </center>
 352 ''' % {
 353 "server" : 'http://'+request.server_name+':' + str(request.server_port), 
 354 "base_url" : request.getScriptname(),
 355 
 356 "this_full_list" : this_full_list,
 357 "this_full_name" : string.join(full,','),
 358 "this_webnail_list" : this_webnail_list,
 359 "this_webnail_name" : string.join(target,','),
 360 
 361 "this_alias_text": to_htmltext(alias[idx]),
 362 "this_alias_list" :  to_htmltext(string.join(alias,'!,!')),
 363 "this_exif_date_text": exif_date[idx],
 364 "this_exif_date_list" :string.join(exif_date,','),
 365 
 366 "this_image" : AttachFile.getAttachUrl(pagename,target[idx],request),
 367 "url_wiki_page" : url_wiki_page,
 368 "comment" : "Click on the image for the next higher/lower resolution",
 369 "pagename" : pagename,
 370 "option_webnails" : option_webnail
 371 }
 372 
 373     return html
 374 
 375 def to_wikiname(request,text):
 376 
 377     #taken from test_parser_wiki
 378     page = Page(request, 'ThisPageDoesNotExistsAndWillNeverBeReally')
 379     page.formatter = Formatter(request)
 380     request.formatter = page.formatter
 381     page.formatter.setPage(page)
 382     page.hilite_re = None
 383     
 384     out=StringIO.StringIO()
 385     request.redirect(out)
 386     wikiizer = wiki.Parser(text.strip(),request)
 387     wikiizer.format(page.formatter)
 388     result = out.getvalue()
 389     request.redirect()
 390     del out
 391     
 392     if version.release < '1.5.0' :
 393        return result.strip()
 394     else:
 395        result = result.strip()
 396        result = result.replace('<a id="line-1"></a><p>','')  
 397        result = result.replace('</p>','') 
 398        return result
 399 
 400 
 401 action_name = __name__.split('.')[-1]
 402 
 403 def execute(pagename, request):
 404     """ Main dispatcher for the 'Gallery' action.
 405     """
 406     _ = request.getText
 407     
 408     request.formatter = Formatter(request)
 409     attachment_path = AttachFile.getAttachDir(request,pagename)
 410     if request.form['do'][0] == 'VS' :
 411         web = {}
 412         images = string.split(request.form['target'][0],',')
 413         target = images[0]
 414         images = (images[1:])
 415         
 416         full_image = string.split(request.form['full'][0],',')
 417         full_target = full_image[0]
 418         full_image = (full_image[1:])
 419         
 420         all_description = string.split(request.form['alias'][0],'!,!')
 421         this_description = all_description[0]
 422         all_description = (all_description[1:])
 423         
 424         
 425         #until javascript miracle of expanded childs is solved this is not used
 426         #i = 0
 427         #for txt in all_description:
 428         #    all_description[i] = to_wikiname(request,txt)
 429         #    i += 1
 430         
 431         all_exif_date = string.split(request.form['exif_date'][0],',')
 432         this_exif_date = all_exif_date[0]
 433         all_exif_date = (all_exif_date[1:])
 434         
 435         z = 0
 436         for img in images :
 437             if target == img :
 438                idx = z
 439       
 440             z += 1
 441         n = len(images)
 442 
 443         ######## url_wiki_page #############################################################
 444         text = pagename
 445         url = pagename
 446         url_wiki_page = wikiutil.link_tag(request, url, text = text,
 447                                           formatter = request.formatter)   
 448                                         
 449         ############################################################################			 
 450 
 451         attachment_path = AttachFile.getAttachDir(request,pagename)
 452 
 453         web['src'] = AttachFile.getAttachUrl(pagename,target,request)
 454         web['title'] = target
 455         #web['width']="1024"
 456 
 457         image_link=request.formatter.image(**web)
 458        
 459         request.http_headers()
 460         
 461         request.setContentLanguage(request.lang)
 462         
 463         wikiutil.send_title(request, pagename,
 464                             pagename=pagename)
 465         request.write(html_js(AttachFile.getAttachUrl(pagename,target[idx],request),idx))               
 466         request.write(request.formatter.startContent("content"))
 467        
 468         html = html_show_image(request,pagename,url_wiki_page,full_image,all_description,all_exif_date,images,idx)
 469         
 470         request.write(html)
 471         request.write(request.formatter.endContent())
 472         wikiutil.send_footer(request, pagename)
 473         msg = None
 474        
 475         
 476     elif request.form['do'][0] == 'PS' :
 477         msg = None
 478         
 479     elif request.form['do'][0] == 'BS' :
 480         msg = "gone back" #None
 481         
 482     elif request.user.may.delete(pagename):
 483        # only users which are allowed to delete should use this tool
 484 
 485         target=request.form['target'][0]
 486         file, ext = os.path.splitext(target)
 487 
 488         if ext == '.gif'  or  ext == '.png' :
 489             img_type = 'PNG'
 490             thumbfile = "thumbnail_%(file)s.png" % {"file" : file}
 491             webnail = "webnail_%(file)s.png" % {"file" : file}
 492         else:
 493             img_type="JPEG"
 494             thumbfile="thumbnail_%(file)s.jpg"  % {"file" : file}
 495             webnail="webnail_%(file)s.jpg"  % {"file" : file}
 496  
 497         thumb = os.path.join(attachment_path,thumbfile)
 498         webf = os.path.join(attachment_path,webnail)
 499         infile = os.path.join(attachment_path,target)
 500 
 501         msg = None
 502         if version.release < '1.5.0' :
 503             if action_name in request.cfg.excluded_actions:
 504                 msg = _('File attachments are not allowed in this wiki!')
 505 
 506         elif request.form['do'][0] == 'RM' :
 507             if os.path.exists(infile + '.bak') :
 508                os.unlink("%(file)s.bak" % {"file" : infile})
 509             os.link(infile,"%(file)s.bak" % {"file" : infile})
 510             os.unlink(infile)
 511             os.unlink(webf)
 512             os.unlink(thumb)
 513             msg = _('%(target)s deleted, backup in place' % {
 514                   'target':target})
 515 
 516         elif request.form['do'][0] == 'RL' :
 517             im = Image.open(infile)
 518             #os.unlink(infile)
 519             im.rotate(90).save(infile,img_type)
 520             nim = Image.open(infile)
 521             nim.thumbnail((640,640), Image.ANTIALIAS)
 522             #os.unlink(webf)
 523             nim.save(webf, img_type)
 524             nim.thumbnail((128, 128), Image.ANTIALIAS)
 525             #os.unlink(thumb)
 526             nim.save(thumb, img_type)
 527             msg= _('%(target)s rotated to left 90 degrees' % {
 528                   'target':target})
 529 
 530         elif request.form['do'][0] == 'RR' :
 531             im = Image.open(infile)
 532             #os.unlink(infile)
 533             im.rotate(270).save(infile,img_type)
 534             
 535             nim = Image.open(infile)
 536             nim.thumbnail((640,640), Image.ANTIALIAS)
 537             #os.unlink(webf)
 538             nim.save(webf, img_type)
 539             nim.thumbnail((128, 128), Image.ANTIALIAS)
 540             #os.unlink(thumb)
 541             nim.save(thumb, img_type)
 542             msg= _('%(target)s rotated to right 90 degrees' % {
 543                   'target':target})
 544              
 545         else:
 546             msg = _('action not implemented: %s') % (request.form['do'][0],)
 547     else:
 548         msg = _('Your are not allowed to change images on this page: %s') % (pagename,)
 549       
 550     if msg:
 551         AttachFile.error_msg(pagename, request, msg)
 552 
 553     return()