MoinMoin: attachment:gallery2image-1.5.1-12.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        2005-11-25 1.3.5-11 RB bug fixed of selecting an index of a scalar value                        
  59                               (It's a python wonder that it has worked this way)
  60        2005-01-27 1.5.1-12 RB switch of release number to MoinMoin Version 1.5 
  61                               duplicated call of html tag body and head removed
  62                                                          
  63                        
  64 
  65 """
  66 Dependencies = []
  67 import os,string,Image,StringIO
  68 from MoinMoin import config, wikiutil, version
  69 from MoinMoin.PageEditor import PageEditor
  70 from MoinMoin import user, util
  71 from MoinMoin.Page import Page
  72 from MoinMoin.action import AttachFile
  73 from MoinMoin.formatter.text_html import Formatter
  74 from MoinMoin.parser import wiki
  75 
  76 
  77 def option_list(this_image,pagename,text,request):
  78     txt = ''
  79    
  80     for s in text:
  81         name = AttachFile.getAttachUrl(pagename,s,request)
  82         if name == this_image:
  83             txt += '<option selected value="%(name)s">%(alias)s' % {
  84                 "name":name,
  85                 "alias":s} 
  86             
  87         else:   
  88             txt += '<option value="%(name)s">%(alias)s' % {
  89                 "name":name,
  90                 "alias":s}
  91                 
  92     return txt
  93     
  94 def to_htmltext(text):        
  95   
  96     if text.find ("'"):   
  97         text = text.split("'")
  98         text = '&#39;'.join(text)
  99        
 100     return text
 101 
 102 def html_js(this_image,counter):    
 103    html = '''
 104 <SCRIPT LANGUAGE="JavaScript">
 105 <!-- Original:  Ricocheting (ricocheting@hotmail.com) -->
 106 <!-- Web Site:  http://www.ricocheting.com -->
 107 
 108 <!-- This script and many more are available free online at -->
 109 <!-- The JavaScript Source!! http://javascript.internet.com -->
 110 
 111 <!-- Modifications by Reimar Bauer <R.Bauer@fz-juelich.de> -->
 112 <!-- 2005-10-29 -->
 113 <!-- Many thanks to Ricocheting, it is much easier as my own one. I like it -->
 114 <!-- Some code added and replaced for the MoinMoin:Gallery2 parser-->
 115 
 116 
 117 <!-- Begin 
 118 
 119 var rotate_delay = 1000; // delay in milliseconds (5000 = 5 secs)
 120 var current = %(counter)s;
 121 var theImages = new Array();
 122 var thewebImages =  new Array();
 123 var thefullImages =  new Array();
 124 
 125 function gallery2preload() {
 126    var list = document.slideform.webnail_list.value;
 127    var value = list.split(","); 
 128    var n = value.length;
 129    
 130    for (i = 0; i <  n-1; i++){
 131        theImages[i] = new Image();
 132        theImages[i].src = value[i];
 133    }   
 134    thewebImages = theImages;
 135    
 136    var list = document.slideform.full_list.value;
 137    var value = list.split(","); 
 138    var n = value.length;
 139    
 140    for (i = 0; i <  n-1; i++){
 141        thefullImages[i] = new Image();
 142        thefullImages[i].src = value[i];
 143    }
 144   
 145 } 
 146 
 147 function gallery2getserver() {
 148      var value = document.URL;
 149      var text = value.split("/");
 150      return text[0]+'//'+text[2];
 151 }     
 152 
 153 function gallery2preload_finished() {
 154     var url = gallery2getserver()+'/wiki/modern/img/star_on.png';
 155     return url;
 156 }
 157 
 158 function gallery2add_comments() {
 159   var alias_text = document.slideform.alias.value;
 160   var exif_date_text = document.slideform.exif_date.value;
 161   var index = document.slideform.slide.selectedIndex;
 162   var alias = alias_text.split("!,!");
 163   var exif = exif_date_text.split(",");
 164   document.getElementById("gallery2_alias_text").innerHTML = alias[index];
 165   document.getElementById("gallery2_exif_date_text").innerHTML = exif[index];
 166 }
 167 
 168 function gallery2next_slide() {
 169    if (document.slideform.slide[current+1]) {
 170       document.images.show.src = theImages[current+1].src;
 171       document.slideform.slide.selectedIndex = ++current;
 172       gallery2add_comments();
 173    }
 174    else gallery2first_slide();
 175    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 176    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 177 }
 178 function gallery2previous_slide() {
 179    if (current-1 >= 0) {
 180       document.images.show.src = theImages[current-1].src;  
 181       document.slideform.slide.selectedIndex = --current;
 182       gallery2add_comments(); 
 183      
 184    }
 185    else gallery2last_slide();
 186    
 187    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 188    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 189 }
 190 function gallery2first_slide() {
 191    current = 0;
 192    document.images.show.src = theImages[0].src;  
 193    document.slideform.slide.selectedIndex = 0;
 194    gallery2add_comments();
 195    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first_disabled.png" title="first slide" >';
 196    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 197 }
 198 function gallery2last_slide() {
 199    current = document.slideform.slide.length-1;
 200    document.images.show.src = theImages[current].src; 
 201    document.slideform.slide.selectedIndex = current;
 202    gallery2add_comments();
 203    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 204    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last_disabled.png"  title="last slide" >';
 205 }
 206 
 207 function gallery2switch_images() {
 208    if (document.slideform.flag.value == "webnail") {
 209       var list = document.slideform.full_list.value;
 210       var name = document.slideform.full_name.value;
 211       document.slideform.flag.value = "fullscreen";
 212       theImages = thefullImages;
 213    } else {
 214      var list = document.slideform.webnail_list.value;
 215      var name = document.slideform.webnail_name.value;
 216      document.slideform.flag.value = "webnail";
 217      theImages = thewebImages;
 218    }
 219 
 220    var value = list.split(",");
 221    var alias = name.split(",");
 222 
 223    var n = value.length;
 224 
 225    for (i = 0; i <  n-1; i++){
 226       document.slideform.slide[i].value=value[i];
 227       document.slideform.slide[i].text=alias[i];
 228    }
 229    document.images.show.src = theImages[current].src; 
 230 }
 231 
 232 function gallery2ap(text) {
 233    document.slideform.slidebutton.value = (text == "Stop") ? "Start" : "Stop";
 234    gallery2rotate();
 235 }
 236 
 237 function gallery2change() {
 238    current = document.slideform.slide.selectedIndex;
 239    document.images.show.src = theImages[current].src; 
 240    gallery2add_comments(); 
 241    document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 242    document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 243 }
 244 
 245 function gallery2rotate() {
 246    if (document.slideform.slidebutton.value == "Stop") {
 247       current = (current == document.slideform.slide.length-1) ? 0 : current+1;
 248       document.images.show.src = theImages[current].src; 
 249       document.slideform.slide.selectedIndex = current;
 250       gallery2add_comments(); 
 251       document.getElementById("gallery2_first_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" >';
 252       document.getElementById("gallery2_last_slide").innerHTML = '<img src="'+gallery2getserver()+'/wiki/modern/img/last.png" onclick="gallery2last_slide();" name="fs"  title="last slide" >';
 253       rotate_delay = document.slideform.duration.value;
 254       window.setTimeout("gallery2rotate()", rotate_delay);
 255    }
 256 }
 257 //  End -->
 258 </script> 
 259 '''% { 
 260   'counter':counter} 
 261 
 262    return html  
 263 
 264 def html_show_image(request,pagename,url_wiki_page,full,alias,exif_date,target,idx):
 265    
 266     option_webnail = option_list(AttachFile.getAttachUrl(pagename,target[idx],request),pagename,target,request)
 267     
 268     this_full_list = ''
 269     for s in full:
 270         this_full_list += AttachFile.getAttachUrl(pagename,s,request)+','
 271         
 272     this_webnail_list = ''    
 273     for s in target:
 274         this_webnail_list += AttachFile.getAttachUrl(pagename,s,request)+','
 275         
 276     html = '''
 277 <left>
 278 <form name=slideform method="POST">
 279    <input type="hidden" name="full_list" value='%(this_full_list)s'>
 280    <input type="hidden" name="full_name" value='%(this_full_name)s'>
 281    <input type="hidden" name="flag" value="webnail">
 282    <input type="hidden" name="webnail_list" value='%(this_webnail_list)s'>
 283    <input type="hidden" name="webnail_name" value='%(this_webnail_name)s'>
 284    <input type="hidden" name="alias" value='%(this_alias_list)s'>
 285    <input type="hidden" name="exif_date" value='%(this_exif_date_list)s'>
 286    <BR>
 287    <table><tr><td bgcolor="#C0C0C0"><strong>Slide: </strong></td>
 288    <td bgcolor="#C0C0C0">
 289       <select name="slide" onChange="gallery2change();" >
 290         %(option_webnails)s
 291       </select>
 292    </td>
 293    <td bgcolor="#C0C0C0">
 294    <input type="button" name="slidebutton" onClick="gallery2ap(this.value);" value="Start" title="AutoPlay">
 295    </td>
 296    <td bgcolor="#C0C0C0">
 297    <strong>Duration: </strong>
 298    </td>
 299    <td bgcolor="#C0C0C0">
 300    <input type="input" name="duration"  value="1000" size="5" title="Duration">
 301    </td>
 302    <td bgcolor="#C0C0C0" align="left" >  
 303    <P><SPAN id="gallery2_preloadstatus"></SPAN></P>  
 304    </td>
 305 
 306    </tr>
 307    </table>
 308    <BR>  
 309    <table align="center" cellspacing=1 cellpadding=4 bgcolor="#000000">
 310    <tr>
 311       <td align="center" bgcolor="white">
 312       </td>
 313    </tr>
 314    <tr>
 315       
 316       <td align="center" bgcolor="#C0C0C0">
 317          <SPAN id="gallery2_first_slide"><img src="%(server)s/wiki/modern/img/first.png" onclick="gallery2first_slide();" name="fs"  title="first slide" ></SPAN>
 318          <img src="%(server)s/wiki/modern/img/previous.png" onclick="gallery2previous_slide();"  title="previous slide" >
 319          <img src="%(server)s/wiki/modern/img/next.png" onClick="gallery2next_slide();"  title="next slide" >
 320          <SPAN id="gallery2_last_slide"><img src="%(server)s/wiki/modern/img/last.png" onClick="gallery2last_slide();"  title="last slide" ></SPAN>
 321          <input type="image" value="submit" src="%(server)s/wiki/modern/img/back.png" title="return to %(pagename)s">
 322       </td>
 323    </tr>
 324    <tr>
 325       <td align="center" bgcolor="white"">
 326          <img src="%(this_image)s" name="show" onClick="gallery2switch_images();">
 327       </td>
 328   </tr>
 329   <tr valign="center">
 330      <td bgcolor="#C0C0C0" align="left">
 331      <P><SPAN id="gallery2_alias_text">%(this_alias_text)s</SPAN></P>
 332      </td></tr>
 333    <tr valign="center">
 334      <td bgcolor="#C0C0C0" align="left">  
 335      <P><SPAN id="gallery2_exif_date_text">%(this_exif_date_text)s</SPAN></P>
 336      </td>
 337   </tr>
 338   <tr>
 339       <td align="center" bgcolor="white">
 340       </td>
 341    </tr>
 342   </table>
 343   <BR>  
 344   <table>
 345   <tr>
 346    <td bgcolor="#C0C0C0" align="left" >  
 347    <P><SPAN id="gallery2_status">%(comment)s</SPAN></P>  
 348    </td>
 349    </tr>
 350    </table>
 351 </form>
 352 </center>
 353 ''' % {
 354 "server" : 'http://'+request.server_name+':' + str(request.server_port), 
 355 "base_url" : request.getScriptname(),
 356 
 357 "this_full_list" : this_full_list,
 358 "this_full_name" : string.join(full,','),
 359 "this_webnail_list" : this_webnail_list,
 360 "this_webnail_name" : string.join(target,','),
 361 
 362 "this_alias_text": to_htmltext(alias[idx]),
 363 "this_alias_list" :  to_htmltext(string.join(alias,'!,!')),
 364 "this_exif_date_text": exif_date[idx],
 365 "this_exif_date_list" :string.join(exif_date,','),
 366 
 367 "this_image" : AttachFile.getAttachUrl(pagename,target[idx],request),
 368 "url_wiki_page" : url_wiki_page,
 369 "comment" : "Click on the image for the next higher/lower resolution",
 370 "pagename" : pagename,
 371 "option_webnails" : option_webnail
 372 }
 373 
 374     return html
 375 
 376 def to_wikiname(request,text):
 377 
 378     #taken from test_parser_wiki
 379     page = Page(request, 'ThisPageDoesNotExistsAndWillNeverBeReally')
 380     page.formatter = Formatter(request)
 381     request.formatter = page.formatter
 382     page.formatter.setPage(page)
 383     page.hilite_re = None
 384     
 385     out=StringIO.StringIO()
 386     request.redirect(out)
 387     wikiizer = wiki.Parser(text.strip(),request)
 388     wikiizer.format(page.formatter)
 389     result = out.getvalue()
 390     request.redirect()
 391     del out
 392     
 393     if version.release < '1.5.0' :
 394        return result.strip()
 395     else:
 396        result = result.strip()
 397        result = result.replace('<a id="line-1"></a><p>','')  
 398        result = result.replace('</p>','') 
 399        return result
 400 
 401 
 402 action_name = __name__.split('.')[-1]
 403 
 404 def execute(pagename, request):
 405     """ Main dispatcher for the 'Gallery' action.
 406     """
 407     _ = request.getText
 408     
 409     request.formatter = Formatter(request)
 410     attachment_path = AttachFile.getAttachDir(request,pagename)
 411     if request.form['do'][0] == 'VS' :
 412         web = {}
 413         images = string.split(request.form['target'][0],',')
 414         target = images[0]
 415         images = (images[1:])
 416         
 417         full_image = string.split(request.form['full'][0],',')
 418         full_target = full_image[0]
 419         full_image = (full_image[1:])
 420         
 421         all_description = string.split(request.form['alias'][0],'!,!')
 422         this_description = all_description[0]
 423         all_description = (all_description[1:])
 424         
 425      
 426         
 427         all_exif_date = string.split(request.form['exif_date'][0],',')
 428         this_exif_date = all_exif_date[0]
 429         all_exif_date = (all_exif_date[1:])
 430         
 431         z = 0
 432         for img in images :
 433             if target == img :
 434                idx = z
 435       
 436             z += 1
 437         n = len(images)
 438 
 439         ######## url_wiki_page #############################################################
 440         text = pagename
 441         url = pagename
 442         url_wiki_page = wikiutil.link_tag(request, url, text = text,
 443                                           formatter = request.formatter)   
 444                                         
 445         ############################################################################			 
 446 
 447         attachment_path = AttachFile.getAttachDir(request,pagename)
 448 
 449         web['src'] = AttachFile.getAttachUrl(pagename,target,request)
 450         web['title'] = target
 451         #web['width']="1024"
 452 
 453         image_link=request.formatter.image(**web)
 454        
 455         request.http_headers()
 456         
 457         request.setContentLanguage(request.lang)
 458         
 459         wikiutil.send_title(request, pagename,
 460                             pagename = pagename,
 461                             body_onload = "gallery2preload();",
 462                             html_head = html_js(AttachFile.getAttachUrl(pagename,target,request),idx))
 463                   
 464         request.write(request.formatter.startContent("content"))
 465        
 466         html = html_show_image(request,pagename,url_wiki_page,full_image,all_description,all_exif_date,images,idx)
 467         
 468         request.write(html)
 469         request.write(request.formatter.endContent())
 470         wikiutil.send_footer(request, pagename)
 471         msg = None
 472        
 473         
 474     elif request.form['do'][0] == 'PS' :
 475         msg = None
 476         
 477     elif request.form['do'][0] == 'BS' :
 478         msg = "gone back" #None
 479         
 480     elif request.user.may.delete(pagename):
 481        # only users which are allowed to delete should use this tool
 482 
 483         target=request.form['target'][0]
 484         file, ext = os.path.splitext(target)
 485 
 486         if ext == '.gif'  or  ext == '.png' :
 487             img_type = 'PNG'
 488             thumbfile = "thumbnail_%(file)s.png" % {"file" : file}
 489             webnail = "webnail_%(file)s.png" % {"file" : file}
 490         else:
 491             img_type="JPEG"
 492             thumbfile="thumbnail_%(file)s.jpg"  % {"file" : file}
 493             webnail="webnail_%(file)s.jpg"  % {"file" : file}
 494  
 495         thumb = os.path.join(attachment_path,thumbfile)
 496         webf = os.path.join(attachment_path,webnail)
 497         infile = os.path.join(attachment_path,target)
 498 
 499         msg = None
 500         if version.release < '1.5.0' :
 501             if action_name in request.cfg.excluded_actions:
 502                 msg = _('File attachments are not allowed in this wiki!')
 503 
 504         elif request.form['do'][0] == 'RM' :
 505             if os.path.exists(infile + '.bak') :
 506                os.unlink("%(file)s.bak" % {"file" : infile})
 507             os.link(infile,"%(file)s.bak" % {"file" : infile})
 508             os.unlink(infile)
 509             os.unlink(webf)
 510             os.unlink(thumb)
 511             msg = _('%(target)s deleted, backup in place' % {
 512                   'target':target})
 513 
 514         elif request.form['do'][0] == 'RL' :
 515             im = Image.open(infile)
 516             #os.unlink(infile)
 517             im.rotate(90).save(infile,img_type)
 518             nim = Image.open(infile)
 519             nim.thumbnail((640,640), Image.ANTIALIAS)
 520             #os.unlink(webf)
 521             nim.save(webf, img_type)
 522             nim.thumbnail((128, 128), Image.ANTIALIAS)
 523             #os.unlink(thumb)
 524             nim.save(thumb, img_type)
 525             msg= _('%(target)s rotated to left 90 degrees' % {
 526                   'target':target})
 527 
 528         elif request.form['do'][0] == 'RR' :
 529             im = Image.open(infile)
 530             #os.unlink(infile)
 531             im.rotate(270).save(infile,img_type)
 532             
 533             nim = Image.open(infile)
 534             nim.thumbnail((640,640), Image.ANTIALIAS)
 535             #os.unlink(webf)
 536             nim.save(webf, img_type)
 537             nim.thumbnail((128, 128), Image.ANTIALIAS)
 538             #os.unlink(thumb)
 539             nim.save(thumb, img_type)
 540             msg= _('%(target)s rotated to right 90 degrees' % {
 541                   'target':target})
 542              
 543         else:
 544             msg = _('action not implemented: %s') % (request.form['do'][0],)
 545     else:
 546         msg = _('Your are not allowed to change images on this page: %s') % (pagename,)
 547       
 548     if msg:
 549         AttachFile.error_msg(pagename, request, msg)
 550 
 551     return()