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Closes #193, need a function to add snapshots from folders

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Scholar.Attachments.importSnapshotFromFile(file, url, title, mimeType, charset, sourceItemID)

file is primary file within directory -- file.parent is copied into the storage directory
url is the original URL associated with the snapshot
This commit is contained in:
Dan Stillman 2006-08-19 23:28:49 +00:00
parent a55b035761
commit 6a994a25a2
1 changed files with 78 additions and 24 deletions
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102
chrome/chromeFiles/content/scholar/xpcom/data_access.js
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@ -1921,6 +1921,7 @@ Scholar.Attachments = new function(){
this.importFromFile = importFromFile;
this.linkFromFile = linkFromFile;
this.importSnapshotFromFile = importSnapshotFromFile;
this.importFromURL = importFromURL;
this.linkFromURL = linkFromURL;
this.linkFromDocument = linkFromDocument;
@ -1933,38 +1934,48 @@ Scholar.Attachments = new function(){
Scholar.DB.beginTransaction();
// Create a new attachment
var attachmentItem = Scholar.Items.getNewItemByType(Scholar.ItemTypes.getID('attachment'));
attachmentItem.setField('title', title);
attachmentItem.save();
var itemID = attachmentItem.getID();
// Create directory for attachment files within storage directory
var destDir = Scholar.getStorageDirectory();
destDir.append(itemID);
destDir.create(Components.interfaces.nsIFile.DIRECTORY_TYPE, 0644);
try {
// Create a new attachment
var attachmentItem = Scholar.Items.getNewItemByType(Scholar.ItemTypes.getID('attachment'));
attachmentItem.setField('title', title);
attachmentItem.save();
var itemID = attachmentItem.getID();
// Create directory for attachment files within storage directory
var destDir = Scholar.getStorageDirectory();
destDir.append(itemID);
destDir.create(Components.interfaces.nsIFile.DIRECTORY_TYPE, 0644);
file.copyTo(destDir, null);
// Point to copied file
var newFile = Components.classes["@mozilla.org/file/local;1"]
.createInstance(Components.interfaces.nsILocalFile);
newFile.initWithFile(destDir);
newFile.append(title);
var mimeType = Scholar.File.getMIMETypeFromFile(newFile);
var charsetID = _getCharsetIDFromFile(newFile);
_addToDB(newFile, null, null, this.LINK_MODE_IMPORTED_FILE,
mimeType, charsetID, sourceItemID, itemID);
Scholar.DB.commitTransaction();
}
catch (e){
// hmph
Scholar.DB.rollbackTransaction();
destDir.remove(true);
// Clean up
if (itemID){
var itemDir = Scholar.getStorageDirectory();
itemDir.append(itemID);
if (itemDir.exists()){
itemDir.remove(true);
}
}
throw (e);
}
// Point to copied file
var newFile = Components.classes["@mozilla.org/file/local;1"]
.createInstance(Components.interfaces.nsILocalFile);
newFile.initWithFile(destDir);
newFile.append(title);
var mimeType = Scholar.File.getMIMETypeFromFile(newFile);
var charsetID = _getCharsetIDFromFile(newFile);
_addToDB(newFile, null, null, this.LINK_MODE_IMPORTED_FILE, mimeType, charsetID, sourceItemID, itemID);
Scholar.DB.commitTransaction();
return itemID;
}
@ -1977,6 +1988,49 @@ Scholar.Attachments = new function(){
}
function importSnapshotFromFile(file, url, title, mimeType, charset, sourceItemID){
var charsetID = Scholar.CharacterSets.getID(charset);
Scholar.DB.beginTransaction();
try {
// Create a new attachment
var attachmentItem = Scholar.Items.getNewItemByType(Scholar.ItemTypes.getID('attachment'));
attachmentItem.setField('title', title);
attachmentItem.save();
var itemID = attachmentItem.getID();
var storageDir = Scholar.getStorageDirectory();
file.parent.copyTo(storageDir, itemID);
// Point to copied file
var newFile = Components.classes["@mozilla.org/file/local;1"]
.createInstance(Components.interfaces.nsILocalFile);
newFile.initWithFile(storageDir);
newFile.append(itemID);
newFile.append(file.leafName);
_addToDB(newFile, url, null, this.LINK_MODE_IMPORTED_URL, mimeType,
charsetID, sourceItemID, itemID);
Scholar.DB.commitTransaction();
}
catch (e){
Scholar.DB.rollbackTransaction();
// Clean up
if (itemID){
var itemDir = Scholar.getStorageDirectory();
itemDir.append(itemID);
if (itemDir.exists()){
itemDir.remove(true);
}
}
throw (e);
}
return itemID;
}
function importFromURL(url, sourceItemID){
Scholar.Utilities.HTTP.doHead(url, function(obj){
var mimeType = obj.channel.contentType;