Fossil

                        "fileedit-glob setting.");
    return 0;
  }
  return 1;
}

/*
** Passed the values of the "checkin" and "filename" request
** properties, this function verifies that they are valid and
** populates:
**
** - *zRevUuid = the fully-expanded value of zRev (owned by the
**    caller). zRevUuid may be NULL.
**
** - *vid = the RID of zRevUuid. May not be NULL.
**
** - *frid = the RID of zFilename's blob content. May not be NULL.

}

/*
** WEBPAGE: fileedit_content
**
** Query parameters:
**
** filename=FILENAME
** checkin=CHECKIN_NAME
**
** User must have Write access to use this page.
**
** Responds with the raw content of the given page. On error it
** produces a JSON response as documented for fileedit_ajax_error().
*/
void fileedit_ajax_content(){
  const char * zFilename = PD("filename",P("name"));
  const char * zRev = P("checkin");
  int vid, frid;
  Blob content = empty_blob;
  const char * zMime;

  if(!fileedit_ajax_boostrap()
     || !fileedit_ajax_setup_filerev(zRev, 0, &vid,
                                     zFilename, &frid)){

}

/*
** WEBPAGE: fileedit_preview
**
** Required query parameters:
**
** filename=FILENAME
** content=text
**
** Optional query parameters:
**
** render_mode=integer (FE_RENDER_xxx) (default=FE_RENDER_GUESS)
**
** ln=0 or 1 to disable/enable line number mode in
** FE_RENDER_PLAIN_TEXT mode.
**
** iframe_height=integer (default=40) Height, in EMs of HTML preview
** iframe.
**
** User must have Write access to use this page.
**
** Responds with the HTML content of the preview. On error it produces
** a JSON response as documented for fileedit_ajax_error().
*/
void fileedit_ajax_preview(){
  const char * zFilename = PD("filename",P("name"));
  const char * zContent = P("content");
  int renderMode = atoi(PD("render_mode","0"));
  int ln = atoi(PD("ln","0"));
  int iframeHeight = atoi(PD("iframe_height","40"));
  Blob content = empty_blob;

  if(!fileedit_ajax_boostrap()

}

/*
** WEBPAGE: fileedit_diff
**
** Required query parameters:
**
** filename=FILENAME
** content=text
** checkin=checkin version
**
** Optional parameters:
**
** sbs=integer (1=side-by-side or 0=unified, default=0)
**
** User must have Write access to use this page.
**
** Responds with the HTML content of the diff. On error it produces a
** JSON response as documented for fileedit_ajax_error().
*/
void fileedit_ajax_diff(){
  /*
  ** Reminder: we only need the filename to perform valdiation
  ** against fileedit_is_editable(), else this route could be
  ** abused to get diffs against content disallowed by the
  ** whitelist.
  */
  const char * zFilename = PD("filename",P("name"));
  const char * zRev = P("checkin");
  const char * zContent = P("content");
  char * zRevUuid = 0;
  int isSbs = atoi(PD("sbs","0"));
  int vid, frid;
  Blob content = empty_blob;

  if(!fileedit_ajax_boostrap()

*/
static int fileedit_setup_cimi_from_p(CheckinMiniInfo * p, Blob * pErr){
  char * zFileUuid = 0;          /* UUID of file content */
  const char * zFlag;            /* generic flag */
  int rc = 0, vid = 0, frid = 0; /* result code, checkin/file rids */ 

#define fail(EXPR) blob_appendf EXPR; goto end_fail
  zFlag = PD("filename",P("name"));
  if(zFlag==0 || !*zFlag){
    rc = 400;
    fail((pErr,"Missing required 'file' parameter."));
  }
  p->zFilename = mprintf("%s",zFlag);

  if(0==fileedit_is_editable(p->zFilename)){
    rc = 403;
    fail((pErr,"Filename [%h] is disallowed "
          "by the [fileedit-glob] repository "
          "setting.",
          p->zFilename));
  }

  zFlag = P("checkin");
  if(!zFlag){
    rc = 400;
    fail((pErr,"Missing required 'r' parameter."));
  }
  vid = symbolic_name_to_rid(zFlag, "ci");
  if(0==vid){
    rc = 404;

}

/*
** WEBPAGE: fileedit_commit
**
** Required query parameters:
** 
** filename=FILENAME
** checkin=Parent checkin UUID
** content=text
** comment=text
**
** Optional query parameters:
**
** comment_mimetype=text
** dry_run=int (1 or 0)

** WEBPAGE: fileedit
**
** EXPERIMENTAL and subject to change and removal at any time. The goal
** is to allow online edits of files.
**
** Query parameters:
**
**    filename=FILENAME    Repo-relative path to the file.
**    checkin=VERSION      Checkin version, using any unambiguous
**                         supported symbolic version name.
**
** All other parameters are for internal use only, submitted via the
** form-submission process, and may change with any given revision of
** this code.
*/
void fileedit_page(){
  const char * zFilename;               /* filename. We'll accept 'name'

  ** rendering the page, then output the error message at the end.
  ********************************************************************/
  CX("<p>This page is <em>NEW AND EXPERIMENTAL</em>. "
     "USE AT YOUR OWN RISK, preferably on a test "
     "repo.</p>\n");

  /******* Hidden fields *******/
  CX("<input type='hidden' name='checkin' value='%s'>",
     cimi.zParentUuid);
  CX("<input type='hidden' name='filename' value='%T'>",
     zFilename);

  /* Status bar */
  CX("<div id='fossil-status-bar'>Async. status messages will go "
     "here.</div>\n"/* will be moved into the tab container via JS */);

  /* Main tab container... */

      @ %z(href("%R/blame?filename=%h&checkin=%s",z,zCkin))
      @ [blame]</a>
      @ %z(href("%R/timeline?n=all&uf=%!S",zUuid))[check-ins&nbsp;using]</a>
      if( fpid>0 ){
        @ %z(href("%R/fdiff?v1=%!S&v2=%!S",zPUuid,zUuid))[diff]</a>
      }
      if( fileedit_is_editable(zFilename) ){
        @ %z(href("%R/fileedit?filename=%T&checkin=%!S",zFilename,zCkin))[edit]</a>
      }
      @ </span></span>
    }
    if( fDebug & FINFO_DEBUG_MLINK ){
      int ii;
      char *zAncLink;
      @ <br />fid=%d(frid) pid=%d(fpid) mid=%d(fmid)

  /**
     updateVersion() updates the filename and version in various UI
     elements...

     Returns this object.
  */
  P.updateVersion = function(file,rev){
    this.finfo = {filename:file,checkin:rev};
    const E = (s)=>document.querySelector(s),
          euc = encodeURIComponent,
          rShort = rev.substr(0,16);
    E('#r-label').innerText=rev;
    E('#finfo-link').setAttribute(
      'href',
      F.repoUrl('finfo',{name:file, m:rShort})
    );
    E('#finfo-file-name').innerText=file;
    E('#r-link').setAttribute(
      'href',
      F.repoUrl('info/'+rev)
    );
    E('#r-label').innerText = rev;
    const purlArgs = F.encodeUrlArgs({
      filename: this.finfo.filename,
      checkin: this.finfo.checkin
    },false,true);
    const purl = F.repoUrl('fileedit',purlArgs);
    const e = E('#permalink');
    e.innerText='fileedit?'+purlArgs;
    e.setAttribute('href',purl);
    return this;
  };

  /**
     loadFile() loads (file,checkinVersion) and updates the relevant
     UI elements to reflect the loaded state.

     Returns this object, noting that the load is async.
  */
  P.loadFile = function(file,rev){
    if(0===arguments.length){
      if(!this.finfo) return this;
      file = this.finfo.filename;
      rev = this.finfo.checkin;
    }
    delete this.finfo;
    const self = this;
    F.message("Loading content...");
    F.fetch('fileedit_content',{
      urlParams: {filename:file,checkin:rev},
      onload:(r)=>{
        F.message('Loaded content.');
        self.e.taEditor.value = r;
        self.updateVersion(file,rev);
        self.preview();
        self.tabs.switchToTab(self.e.tabs.content);
      }

    );
    const self = this;
    const updateView = function(c){
      D.clearElement(target);
      if('string'===typeof c){
        target.innerHTML = c;
      }

      if(switchToTab) self.tabs.switchToTab(self.e.tabs.preview);
    };
    if(!content){
      updateView('');
      return this;
    }
    this._postPreview(this.e.taEditor.value, updateView);
    return this;
  };

  /**
     Callback for use with F.connectPagePreviewers()
  */
  P._postPreview = function(content,callback){
    if(!content){
      callback(content);
      return;
    }
    const fd = new FormData();
    fd.append('render_mode',E('select[name=preview_render_mode]').value);
    fd.append('filename',this.finfo.filename);
    fd.append('ln',E('[name=preview_ln]').checked ? 1 : 0);
    fd.append('iframe_height', E('[name=preview_html_ems]').value);
    fd.append('content',content || '');
    fossil.fetch('fileedit_preview',{
      payload: fd,
      onload: (r)=>{
        callback(r);
        F.message('Updated preview.');
      },
      onerror: (e)=>{
        fossil.fetch.onerror(e);
        callback("Error fetching preview: "+e);
      }
    });
  };

    }
    const content = this.e.taEditor.value,
          target = this.e.tabs.diff.querySelector(
            '#fileedit-tab-diff-wrapper'
          ),
          self = this;
    const fd = new FormData();
    fd.append('filename',this.finfo.filename);
    fd.append('checkin', this.finfo.checkin);
    fd.append('sbs', sbs ? 1 : 0);
    fd.append('content',content);
    F.message(
      "Fetching diff..."
    ).fetch('fileedit_diff',{
      payload: fd,
      onload: function(c){
        target.innerHTML = [
          "<div>Diff <code>[",
          self.finfo.checkin,
          "]</code> &rarr; Local Edits</div>",
          c||'No changes.'
        ].join('');
        F.message('Updated diff.');
        self.tabs.switchToTab(self.e.tabs.diff);
      }
    });

      return this;
    }
    const self = this;
    const content = this.e.taEditor.value,
          target = document.querySelector('#fileedit-manifest'),
          cbDryRun = E('[name=dry_run]'),
          isDryRun = cbDryRun.checked,
          filename = this.finfo.filename;
    if(!f.updateView){
      f.updateView = function(c){
        target.innerHTML = [
          "<h3>Manifest",
          (c.dryRun?" (dry run)":""),
          ": ", c.uuid.substring(0,16),"</h3>",
          "<code class='fileedit-manifest'>",

      };
    }
    if(!content){
      f.updateView('');
      return this;
    }
    const fd = new FormData();
    fd.append('filename',filename);
    fd.append('checkin', this.finfo.checkin);
    fd.append('content',content);
    fd.append('dry_run',isDryRun ? 1 : 0);
    /* Text fields or select lists... */
    ['comment_mimetype',
     'comment'
    ].forEach(function(name){
      var e = E('[name='+name+']');

    if( g.perm.Hyperlink ){
      @ %z(href("%R/annotate?filename=%T&checkin=%!S",zName,zVers))
      @ [annotate]</a>
      @ %z(href("%R/blame?filename=%T&checkin=%!S",zName,zVers))
      @ [blame]</a>
      @ %z(href("%R/timeline?n=all&uf=%!S",zUuid))[check-ins&nbsp;using]</a>
      if( fileedit_is_editable(zName) ){
        @ %z(href("%R/fileedit?filename=%T&checkin=%!S",zName,zVers))[edit]</a>
      }
    }
    cnt++;
    if( pDownloadName && blob_size(pDownloadName)==0 ){
      blob_append(pDownloadName, zName, -1);
    }
  }