Przeksztalcenie odwrotne.

[redakcja.git] / apps / explorer / views.py

diff --git a/apps/explorer/views.py b/apps/explorer/views.py
old mode 100644 (file)
new mode 100755 (executable)
index c10e33b..46cdd4e
--- a/apps/explorer/views.py
+++ b/apps/explorer/views.py
@@ -1,48 +1,20 @@
 # -*- coding: utf-8 -*-
 import urllib2
 # -*- coding: utf-8 -*-
 import urllib2

-import hg, re
-from datetime import date

 
 

-import librarian
-
-from librarian import html, parser, dcparser
-from librarian import ParseError, ValidationError
+import logging
+log = logging.getLogger('platforma.explorer.views')

 
 from django.conf import settings
 from django.contrib.auth.decorators import login_required, permission_required
 
 from django.core.urlresolvers import reverse
 
 from django.conf import settings
 from django.contrib.auth.decorators import login_required, permission_required
 
 from django.core.urlresolvers import reverse

-from django.http import HttpResponseRedirect, HttpResponse, HttpResponseNotFound
+from django.http import HttpResponse

 from django.utils import simplejson as json
 from django.views.generic.simple import direct_to_template
 from django.contrib.auth.decorators import login_required
 
 from django.utils import simplejson as json
 from django.views.generic.simple import direct_to_template
 from django.contrib.auth.decorators import login_required
 

-from explorer import forms, models
-from toolbar import models as toolbar_models
-
-from django.forms.util import ErrorList
-
-import wlrepo
-
-#
-# Some useful decorators
-
-def file_branch(fileid, user=None):
-    parts = fileid.split('$')
-    return ('personal_'+ user.username + '_' if user is not None else '') \
-        + 'file_' + parts[0]
-
-def file_path(fileid):
-    return 'pub_'+fileid+'.xml'
+from api.models import PullRequest

 
 

-def with_repo(view):
-    """Open a repository for this view"""
-    def view_with_repo(request, *args, **kwargs):          
-        kwargs['repo'] = wlrepo.MercurialLibrary(settings.REPOSITORY_PATH)
-        return view(request, *args, **kwargs)
-    return view_with_repo
-
-#

 def ajax_login_required(view):
     """Similar ro @login_required, but instead of redirect, 
     just return some JSON stuff with error."""
 def ajax_login_required(view):
     """Similar ro @login_required, but instead of redirect, 
     just return some JSON stuff with error."""


@@ -53,493 +25,72 @@ def ajax_login_required(view):
         return HttpResponse( json.dumps({'result': 'access_denied', 'errors': ['Brak dostępu.']}) );
     return view_with_auth
 
         return HttpResponse( json.dumps({'result': 'access_denied', 'errors': ['Brak dostępu.']}) );
     return view_with_auth
 

+@login_required
+def display_editor(request, path):
+    user = request.GET.get('user', request.user.username)
+    log.info(user)
+    
+    return direct_to_template(request, 'explorer/editor.html', extra_context={
+            'fileid': path,
+            'euser': user
+    })
+    

 #
 # View all files
 #
 #
 # View all files
 #

-@with_repo
-def file_list(request, repo):   
+def file_list(request):   

     import api.forms
     import api.forms

+    from api.resources import library_resource
+

     bookform = api.forms.DocumentUploadForm()
     bookform = api.forms.DocumentUploadForm()

+
+    # short-circut the api document list
+    doctree = library_resource.handler.read(request)
+    # print "DOCTREE:", doctree['documents']
+        

     return direct_to_template(request, 'explorer/file_list.html', extra_context={
     return direct_to_template(request, 'explorer/file_list.html', extra_context={

-        'files': repo.documents(), 'bookform': bookform,
+        'filetree': doctree['documents'], 'bookform': bookform,

     })
 
     })
 

-@permission_required('explorer.can_add_files')
-@with_repo
-def file_upload(request, repo):
-    other_errors = []
-    if request.method == 'POST':
-        form = forms.BookUploadForm(request.POST, request.FILES)
-        if form.is_valid():
-            try:
-                # prepare the data
-                f = request.FILES['file']
-                decoded = f.read().decode('utf-8')
-                fileid = form.cleaned_data['bookname'].lower()
-                rpath = file_path(fileid)
-
-                if form.cleaned_data['autoxml']:
-                    decoded = librarian.wrap_text(decoded, unicode(date.today()) )
-                
-                def upload_action():
-                    repo._add_file(rpath, decoded.encode('utf-8') )
-                    repo._commit(message="File %s uploaded by user %s" % \
-                        (rpath, request.user.username), user=request.user.username)
-
-                repo.in_branch(upload_action, 'default')
-
-                # if everything is ok, redirect to the editor
-                return HttpResponseRedirect( reverse('editor_view',
-                        kwargs={'path': fileid}) )
-
-            except hg.RepositoryException, e:
-                other_errors.append(u'Błąd repozytorium: ' + unicode(e) )
-            #except UnicodeDecodeError, e:
-            #    other_errors.append(u'Niepoprawne kodowanie pliku: ' + e.reason \
-            #     + u'. Żądane kodowanie: ' + e.encoding)
-        # invalid form
-
-    # get
-    form = forms.BookUploadForm()
-    return direct_to_template(request, 'explorer/file_upload.html',\
-        extra_context = {'form' : form, 'other_errors': other_errors})
-   
-#
-# Edit the file
-#
-
-@ajax_login_required
-@with_repo
-def file_xml(request, repo, path):
-    rpath = file_path(path)
-    if request.method == 'POST':
-        errors = None
-        warnings = None
-        form = forms.BookForm(request.POST)
-        if form.is_valid():
-            print 'Saving whole text.', request.user.username
-            try:
-                # encode it back to UTF-8, so we can put it into repo
-                encoded_data = form.cleaned_data['content'].encode('utf-8')
+@permission_required('api.document.can_add')
+def file_upload(request):
+    from api.resources import library_resource
+    from api.forms import DocumentUploadForm
+    from django.http import HttpRequest, HttpResponseRedirect

 
 

-                def save_action():                    
-                    repo._add_file(rpath, encoded_data)
-                    repo._commit(message=(form.cleaned_data['commit_message'] or 'Lokalny zapis platformy.'),\
-                         user=request.user.username)
+    response = library_resource.handler.create(request)

 
 

-                try:
-                    # wczytaj dokument z ciągu znaków -> weryfikacja
-                    document = parser.WLDocument.from_string(form.cleaned_data['content'])
-                except (ParseError, ValidationError), e:
-                    warnings = [u'Niepoprawny dokument XML: ' + unicode(e.message)]
-
-                #  save to user's branch
-                repo.in_branch(save_action, file_branch(path, request.user) );
-            except UnicodeDecodeError, e:
-                errors = [u'Błąd kodowania danych przed zapisem: ' + unicode(e.message)]
-            except hg.RepositoryException, e:
-                errors = [u'Błąd repozytorium: ' + unicode(e.message)]            
-
-        if not errors:
-            errors = dict( (field[0], field[1].as_text()) for field in form.errors.iteritems() )
-
-        return HttpResponse( json.dumps({'result': errors and 'error' or 'ok',
-            'errors': errors, 'warnings': warnings}) );
-
-    form = forms.BookForm()
-    data = repo.get_file(rpath, file_branch(path, request.user))
-    form.fields['content'].initial = data
-    return HttpResponse( json.dumps({'result': 'ok', 'content': data}) )
-
-@ajax_login_required
-@with_repo
-def file_update_local(request, path, repo):
-    result = None
-    errors = None
-    
-    wlock = repo.write_lock()
-    try:
-        tipA = repo.get_branch_tip('default')
-        tipB = repo.get_branch_tip( file_branch(path, request.user) )
-
-        nodeA = repo.getnode(tipA)
-        nodeB = repo.getnode(tipB)
+    if isinstance(response, HttpResponse):
+        data = json.loads(response.content)

         
         

-        # do some wild checks - see file_commit() for more info
-        if (repo.common_ancestor(tipA, tipB) == nodeA) \
-        or (nodeB in nodeA.parents()):
-            result = 'nothing-to-do'
+        if response.status_code == 201:
+            return HttpResponseRedirect( \
+                reverse("editor_view", args=[ data['name'] ]) )

         else:
         else:

-            # Case 2+
-            repo.merge_revisions(tipB, tipA, \
-                request.user.username, 'Personal branch update.')
-            result = 'done'
-    except hg.UncleanMerge, e:
-        errors = [e.message]
-        result = 'fatal-error'
-    except hg.RepositoryException, e:
-        errors = [e.message]
-        result = 'fatal-error'
-    finally:
-        wlock.release()
-
-    if result is None:
-        raise Exception("Ouch, this shouldn't happen!")
-    
-    return HttpResponse( json.dumps({'result': result, 'errors': errors}) );
-
-@ajax_login_required
-@with_repo
-def file_commit(request, path, repo):
-    result = None
-    errors = None
-    local_modified = False
-    if request.method == 'POST':
-        form = forms.MergeForm(request.POST)
-
-        if form.is_valid():           
-            wlock = repo.write_lock()
-            try:
-                tipA = repo.get_branch_tip('default')
-                tipB = repo.get_branch_tip( file_branch(path, request.user) )
-
-                nodeA = repo.getnode(tipA)
-                nodeB = repo.getnode(tipB)
-
-                print repr(nodeA), repr(nodeB), repo.common_ancestor(tipA, tipB), repo.common_ancestor(tipB, tipA)
-
-                if repo.common_ancestor(tipB, tipA) == nodeA:
-                    # Case 1:
-                    #         * tipB
-                    #         |
-                    #         * <- can also be here!
-                    #        /|
-                    #       / |
-                    # tipA *  *
-                    #      |  |
-                    # The local branch has been recently updated,
-                    # so we don't need to update yet again, but we need to
-                    # merge down to default branch, even if there was
-                    # no commit's since last update
-                    repo.merge_revisions(tipA, tipB, \
-                        request.user.username, form.cleaned_data['message'])
-                    result = 'done'
-                elif any( p.branch()==nodeB.branch() for p in nodeA.parents()):
-                    # Case 2:
-                    #
-                    # tipA *  * tipB
-                    #      |\ |
-                    #      | \|
-                    #      |  * 
-                    #      |  |
-                    # Default has no changes, to update from this branch
-                    # since the last merge of local to default.
-                    if nodeB not in nodeA.parents():
-                        repo.merge_revisions(tipA, tipB, \
-                            request.user.username, form.cleaned_data['message'])
-                        result = 'done'
-                    else:
-                        result = 'nothing-to-do'
-                elif repo.common_ancestor(tipA, tipB) == nodeB:
-                    # Case 3:
-                    # tipA * 
-                    #      |
-                    #      * <- this case overlaps with previos one
-                    #      |\
-                    #      | \
-                    #      |  * tipB
-                    #      |  |
-                    #
-                    # There was a recent merge to the defaul branch and
-                    # no changes to local branch recently.
-                    # 
-                    # Use the fact, that user is prepared to see changes, to
-                    # update his branch if there are any
-                    if nodeB not in nodeA.parents():
-                        repo.merge_revisions(tipB, tipA, \
-                            request.user.username, 'Personal branch update during merge.')
-                        local_modified = True
-                        result = 'done'
-                    else:
-                        result = 'nothing-to-do'
-                else:
-                    # both branches have changes made to them, so
-                    # first do an update
-                    repo.merge_revisions(tipB, tipA, \
-                        request.user.username, 'Personal branch update during merge.')
-
-                    local_modified = True
-
-                    # fetch the new tip
-                    tipB = repo.get_branch_tip( file_branch(path, request.user) )
-
-                    # and merge back to the default
-                    repo.merge_revisions(tipA, tipB, \
-                        request.user.username, form.cleaned_data['message'])
-                    result = 'done'
-            except hg.UncleanMerge, e:
-                errors = [e.message]
-                result = 'fatal-error'
-            except hg.RepositoryException, e:
-                errors = [e.message]
-                result = 'fatal-error'
-            finally:
-                wlock.release()
-                
-        if result is None:
-            errors = [ form.errors['message'].as_text() ]
-            if len(errors) > 0:
-                result = 'fatal-error'
-
-        return HttpResponse( json.dumps({'result': result, 'errors': errors, 'localmodified': local_modified}) );
-
-    return HttpResponse( json.dumps({'result': 'fatal-error', 'errors': ['No data posted']}) )
-    
-
-@ajax_login_required
-@with_repo
-def file_dc(request, path, repo):
-    errors = None
-    rpath = file_path(path)
-
-    if request.method == 'POST':
-        form = forms.DublinCoreForm(request.POST)
-        
-        if form.is_valid():
+            bookform = DocumentUploadForm(request.POST, request.FILES)
+            bookform.is_valid()

             
             

-            def save_action():
-                file_contents = repo._get_file(rpath)
+            return direct_to_template(request, 'explorer/file_upload.html',
+                extra_context={'bookform': bookform } )
+          

 
 

-                # wczytaj dokument z repozytorium
-                document = parser.WLDocument.from_string(file_contents)                    
-                document.book_info.update(form.cleaned_data)             
-
-                # zapisz
-                repo._write_file(rpath, document.serialize().encode('utf-8'))
-                repo._commit( \
-                    message=(form.cleaned_data['commit_message'] or 'Lokalny zapis platformy.'), \
-                    user=request.user.username )
-                
-            try:
-                repo.in_branch(save_action, file_branch(path, request.user) )
-            except UnicodeEncodeError, e:
-                errors = ['Bład wewnętrzny: nie można zakodować pliku do utf-8']
-            except (ParseError, ValidationError), e:
-                errors = [e.message]
-
-        if errors is None:
-            errors = ["Pole '%s': %s\n" % (field[0], field[1].as_text()) for field in form.errors.iteritems()]
-
-        return HttpResponse( json.dumps({'result': errors and 'error' or 'ok', 'errors': errors}) );
-    
-    # this is unused currently, but may come in handy 
-    content = []
-    
-    try:
-        fulltext = repo.get_file(rpath, file_branch(path, request.user))
-        bookinfo = dcparser.BookInfo.from_string(fulltext)
-        content = bookinfo.to_dict()
-    except (ParseError, ValidationError), e:
-        errors = [e.message]
-
-    return HttpResponse( json.dumps({'result': errors and 'error' or 'ok', 
-        'errors': errors, 'content': content }) ) 
-
-# Display the main editor view
-
-@login_required
-# @with_repo
-def display_editor(request, path):    
-    # this is the only entry point where we create an autobranch for the user
-    # if it doesn't exists. All other views SHOULD fail.
-    #def ensure_branch_exists():
-    #    parent = repo.get_branch_tip('default')
-    #    repo._create_branch(file_branch(path, request.user), parent)
-        
-#    try:
-    #    repo.with_wlock(ensure_branch_exists)
-        
-    return direct_to_template(request, 'explorer/editor.html', extra_context={
-        'fileid': path,
-        'panel_list': ['lewy', 'prawy'],
-        'availble_panels': models.EditorPanel.objects.all(),
-        # 'scriptlets': toolbar_models.Scriptlet.objects.all()
-    })
-#    except KeyError:
-#        return direct_to_template(request, 'explorer/nofile.html', \
-#            extra_context = { 'fileid': path })
-
-# ===============
-# = Panel views =
-# ===============
-class panel_view(object):
-
-    def __new__(cls, request, name, path, **kwargs):
-    #try:        
-        panel = models.EditorPanel.objects.get(id=name)
-        method = getattr(cls, name + '_panel', None)
-        if not panel or method is None:
-            raise HttpResponseNotFound
-
-        extra_context = method(request, path, panel, **kwargs)
-
-        if not isinstance(extra_context, dict):
-            return extra_context
-
-        extra_context.update({
-            'toolbar_groups': panel.toolbar_groups.all(),
-            'toolbar_extra_group': panel.toolbar_extra,
-            'fileid': path
-        })
-
-        return direct_to_template(request, 'explorer/panels/'+name+'.html',\
-            extra_context=extra_context)
-
-    @staticmethod
-    @ajax_login_required
-    @with_repo
-    def xmleditor_panel(request, path, panel, repo):
-        rpath = file_path(path)
-        return {'text': repo.get_file(rpath, file_branch(path, request.user))}
-
-    @staticmethod
-    @ajax_login_required
-    def gallery_panel(request, path, panel):
-        return {'form': forms.ImageFoldersForm() }
-
-    @staticmethod
-    @ajax_login_required
-    @with_repo
-    def htmleditor_panel(request, path, panel, repo):
-        rpath = file_path(path)
-        user_branch = file_branch(path, request.user)
-        try:
-            result = html.transform(repo.get_file(rpath, user_branch), is_file=False)
-            print "HTML: %r" % result
-            return {'html': result}
-        except (ParseError, ValidationError), e:
-            return direct_to_template(request, 'explorer/panels/parse_error.html', extra_context={
-            'fileid': path, 'exception_type': type(e).__name__, 'exception': e,
-            'panel_name': panel.display_name})
-
-    @staticmethod
-    @ajax_login_required
-    @with_repo
-    def dceditor_panel(request, path, panel, repo):
-        user_branch = file_branch(path, request.user)
-        rpath = file_path(path)
-        try:
-            doc_text = repo.get_file(rpath, user_branch)
-            document = parser.WLDocument.from_string(doc_text)
-            form = forms.DublinCoreForm(info=document.book_info)
-            return {'form': form}
-        except (ParseError, ValidationError), e:
-            return direct_to_template(request, 'explorer/panels/parse_error.html', extra_context={
-            'fileid': path, 'exception_type': type(e).__name__, 'exception': e,
-            'panel_name': panel.display_name})
-
-##
-## Editor "commands" and "dialogs"
-##

 @login_required
 @login_required

-@with_repo
-def print_html(request, path, repo):
-    user_branch = file_branch(path, request.user)
-    rpath = file_path(path)
-    return HttpResponse( 
-        html.transform(repo.get_file(rpath, user_branch), is_file=False),
-        mimetype="text/html")
+def print_html(request, **kwargs):
+    from api.resources import document_html_resource

 
 

-@login_required
-@with_repo
-def print_xml(request, path, repo):
-    user_branch = file_branch(path, request.user)
-    rpath = file_path(path)
-    return HttpResponse( repo.get_file(rpath, user_branch), mimetype="text/plain; charset=utf-8")
-
-@permission_required('explorer.can_add_files')
-def split_text(request, path):
-    rpath = file_path(path)
-    valid = False    
-    if request.method == "POST":
-        sform = forms.SplitForm(request.POST, prefix='splitform')
-        dcform = forms.DublinCoreForm(request.POST, prefix='dcform')
-
-        print "validating sform"
-        if sform.is_valid():
-            valid = True
-#            if sform.cleaned_data['autoxml']:
-#                print "validating dcform"
-#                valid = dcform.is_valid()
-
-        print "valid is ", valid
-
-        if valid:
-            uri = path + '$' + sform.cleaned_data['partname']
-            child_rpath = file_path(uri)
-            repo = hg.Repository(settings.REPOSITORY_PATH)            
-
-            # save the text into parent's branch
-            def split_action():
-                if repo._file_exists(child_rpath):
-                    el = sform._errors.get('partname', ErrorList())
-                    el.append("Part with this name already exists")
-                    sform._errors['partname'] = el
-                    return False
-                                        
-                fulltext = sform.cleaned_data['fulltext']               
-                fulltext = fulltext.replace(u'<include-tag-placeholder />',
-                    librarian.xinclude_forURI(u'wlrepo://'+uri) )
-
-                repo._write_file(rpath, fulltext.encode('utf-8'))
-
-                newtext = sform.cleaned_data['splittext']
-                if sform.cleaned_data['autoxml']:
-                    # this is a horrible hack - really
-                    bi = dcparser.BookInfo.from_element(librarian.DEFAULT_BOOKINFO.to_etree())
-                    bi.update(dcform.data)
-
-                    newtext = librarian.wrap_text(newtext, \
-                        unicode(date.today()), bookinfo=bi )
-
-                repo._add_file(child_rpath, newtext.encode('utf-8'))                
-                repo._commit(message="Split from '%s' to '%s'" % (path, uri), \
-                    user=request.user.username )
-                return True
-
-            if repo.in_branch(split_action, file_branch(path, request.user)):
-                # redirect to success
-                import urllib
-                uri = urllib.quote( unicode(uri).encode('utf-8'))
-                return HttpResponseRedirect( reverse('split-success',\
-                    kwargs={'path': path})+'?child='+uri )
-    else:
-        try: # to read the current DC
-            repo = hg.Repository(settings.REPOSITORY_PATH)
-            fulltext = repo.get_file(rpath, file_branch(path, request.user))
-            bookinfo = dcparser.BookInfo.from_string(fulltext)
-        except (ParseError, ValidationError):
-            bookinfo = librarian.DEFAULT_BOOKINFO
-
-        sform = forms.SplitForm(prefix='splitform')
-        dcform = forms.DublinCoreForm(prefix='dcform', info=bookinfo)
-   
-    return direct_to_template(request, 'explorer/split.html', extra_context={
-        'splitform': sform, 'dcform': dcform, 'fileid': path} )
-
-def split_success(request, path):
-    return direct_to_template(request, 'explorer/split_success.html',\
-        extra_context={'fileid': path, 'cfileid': request.GET['child']} )
+    kwargs['stylesheet'] = 'legacy'
+    
+    output = document_html_resource.handler.read(request, **kwargs)

 
 

+    if isinstance(output, HttpResponse):
+        # errors = json.loads(output.content)
+        output.mimetype = "text/plain"
+        return output
+    
+    return direct_to_template(request, 'html4print.html',
+        extra_context={'output': output, 'docid': kwargs['docid']},
+        mimetype="text/html" )

 
 

-# =================
-# = Utility views =
-# =================
-@ajax_login_required
-def folder_images(request, folder):
-    return direct_to_template(request, 'explorer/folder_images.html', extra_context={
-        'images': models.get_images_from_folder(folder),
-    })

 
 def _add_references(message, issues):
     return message + " - " + ", ".join(map(lambda issue: "Refs #%d" % issue['id'], issues))
 
 def _add_references(message, issues):
     return message + " - " + ", ".join(map(lambda issue: "Refs #%d" % issue['id'], issues))


@@ -557,6 +108,19 @@ def _get_issues_for_file(fileid):
 # =================
 # = Pull requests =
 # =================
 # =================
 # = Pull requests =
 # =================

-#def pull_requests(request):
-#    return direct_to_template(request, 'manager/pull_request.html', extra_context = {
-#        'objects': models.PullRequest.objects.all()} )
+def pull_requests(request):    
+    objects = PullRequest.objects.order_by('-status', 'timestamp')
+
+    if not request.user.has_perm('explorer.book.can_share'):
+        objects = objects.filter(comitter=request.user)
+
+    return direct_to_template(request, 'manager/pull_request.html', 
+        extra_context = {'objects': objects} )
+
+
+#
+# Testing
+#
+def renderer_test(request):
+    return direct_to_template(request, 'renderer.html', mimetype="text/html",
+        extra_context = {} )
\ No newline at end of file