public ImageGalleryData getImageGallery(CmsPage page, int identifier, bool createNewIfDoesNotExist)
{
if (page.Id < 0 || identifier < 0)
{
return(new ImageGalleryData());
}
string sql = "";
sql = "select g.ImageGalleryId, g.subDir, g.thumbSize, g.largeSize, g.numThumbsPerRow, i.ImageGalleryImageId, i.Caption, I.Filename from imagegallery g left join imagegalleryimages i on i.ImageGalleryId = g.ImageGalleryId";
sql += " where g.pageid = " + page.Id.ToString() + " and g.identifier = " + identifier.ToString() + " and g.deleted is null;";
DataSet ds = this.RunSelectQuery(sql);
if (this.hasRows(ds))
{
ImageGalleryData data = new ImageGalleryData();
DataRow dr = ds.Tables[0].Rows[0];
data.ImageGalleryId = Convert.ToInt32(dr["ImageGalleryId"]);
data.subDir = (dr["subDir"].ToString().Trim());
data.thumbSize = Convert.ToInt32(dr["thumbSize"]);
data.largeSize = Convert.ToInt32(dr["largeSize"]);
data.numThumbsPerRow = Convert.ToInt32(dr["numThumbsPerRow"]);
foreach (DataRow r in ds.Tables[0].Rows)
{
if (r["ImageGalleryImageId"] != System.DBNull.Value && r["ImageGalleryImageId"] != null)
{
ImageGalleryImageData img = new ImageGalleryImageData();
img.Filename = r["Filename"].ToString();
img.Caption = r["Caption"].ToString();
img.ImageGalleryImageId = Convert.ToInt32(r["ImageGalleryImageId"]);
data.addImage(img);
}
}
return(data);
}
else
{
if (createNewIfDoesNotExist)
{
ImageGalleryData data = new ImageGalleryData();
bool b = createNewImageGallery(page, identifier, data);
if (!b)
{
throw new Exception("getImageGallery database error: Error creating new placeholder");
}
else
{
return(data);
}
}
else
{
throw new Exception("getImageGallery database error: placeholder does not exist");
}
}
} // getImageGallery
private string getHtmlForThumbView(CmsPage page, ImageGalleryData data, string ImageGalleryId, bool inEditMode)
{
StringBuilder html = new StringBuilder();
string DirOnDiskToView = getDirOnDiskToView(data);
if (!Directory.Exists(DirOnDiskToView))
{
return("Error with Image Gallery: ImageGallery directory does not exist!");
}
string[] JPGFiles = Directory.GetFiles(DirOnDiskToView, "*.jpg");
if (JPGFiles.Length < 1)
{
return("no images are in this image gallery");
}
html.Append("<table>");
int imgCount = 0;
ArrayList formCaptionNames = new ArrayList();
foreach (string jpg in JPGFiles)
{
if (imgCount % data.numThumbsPerRow == 0)
{
html.Append("<tr>");
}
string imgFilenameUnderAppPath = data.subDir + Path.GetFileName(jpg);
string thumbUrl = CmsContext.UserInterface.ShowThumbnailPage.getThumbDisplayUrl(imgFilenameUnderAppPath, data.thumbSize, -1);
ImageGalleryImageData imgData = data.getImageData(imgFilenameUnderAppPath);
NameValueCollection imgParams = new NameValueCollection();
imgParams.Add("galleryMode", Convert.ToInt32(RenderMode.FullSize).ToString());
imgParams.Add("galleryImg", Path.GetFileName(jpg));
string fullSizeUrl = CmsContext.getUrlByPagePath(page.Path, imgParams);
html.Append("<td class=\"ImageGalleryImage_td\">");
if (!inEditMode)
{
html.Append("<a class=\"ImageGalleryImageLink\" href=\"" + fullSizeUrl + "\">");
}
html.Append("<img class=\"ImageGalleryImage\" src=\"" + thumbUrl + "\">");
if (!inEditMode)
{
html.Append("</a>");
}
html.Append("<br>");
if (inEditMode)
{
string tbName = System.Web.HttpUtility.UrlEncode("imgCaption" + ImageGalleryId + "_" + imgFilenameUnderAppPath);
formCaptionNames.Add(tbName);
string tb = PageUtils.getInputTextHtml(tbName, tbName, imgData.Caption, 15, 255);
tb = "<nobr>caption: " + tb + "</nobr>";
html.Append(tb);
}
else
{
html.Append(imgData.Caption);
}
html.Append("</td>");
if (imgCount % data.numThumbsPerRow == data.numThumbsPerRow)
{
html.Append("</tr>");
}
imgCount++;
}
if (imgCount % data.numThumbsPerRow != data.numThumbsPerRow)
{
html.Append("</tr>");
}
html.Append("</table>");
if (inEditMode)
{
string csv = "";
foreach (string id in formCaptionNames)
{
csv = csv + id + ",";
}
string h = PageUtils.getHiddenInputHtml(ImageGalleryId + "_captions", csv);
html.Append(h);
}
return(html.ToString());
} // getHtmlForThumbView
public void addImage(ImageGalleryImageData img)
{
imageData.Add(img);
}
} // RenderEdit
public override void RenderInViewMode(HtmlTextWriter writer, CmsPage page, int identifier, CmsLanguage langToRenderFor, string[] paramList)
{
ImageGalleryData data = new ImageGalleryData();
data.subDir = "images" + DirSeperator + "ImageGallery" + DirSeperator;
data.thumbSize = 200;
data.largeSize = 500;
data.numThumbsPerRow = 3;
ImageGalleryDb db = new ImageGalleryDb();
data = db.getImageGallery(page, identifier, true);
if (!data.subDir.EndsWith(DirSeperator))
{
data.subDir += DirSeperator;
}
if (currentViewRenderMode == RenderMode.FullSize)
{ // -- render full size
writer.Write("<div class=\"ImageGallery FullSize\">");
string jpg = PageUtils.getFromForm("galleryImg", "");
if (jpg == "")
{
writer.Write("Invalid galleryImg parameter");
return;
}
string imgCaption = "";
int currentImageDataIndex = -1;
for (int i = 0; i < data.ImageData.Length; i++)
{
ImageGalleryImageData d = data.ImageData[i];
if (Path.GetFileName(d.Filename) == Path.GetFileName(jpg) || d.Filename == jpg)
{
imgCaption = "<p align=\"center\" class=\"caption full\">" + d.Caption + "</p>";
currentImageDataIndex = i;
break;
}
}
string imgFilenameUnderAppPath = data.subDir + Path.GetFileName(jpg);
string largeUrl = CmsContext.UserInterface.ShowThumbnailPage.getThumbDisplayUrl(imgFilenameUnderAppPath, data.largeSize, -1);
string backUrl = CmsContext.getUrlByPagePath(page.Path);
writer.Write("<p class=\"ImageGalleryBackLink\"><a class=\"ImageGalleryBackLink\" href=\"" + backUrl + "\">« back to thumbnails</a><p>");
List <string> nextPrevLinks = new List <string>();
if (currentImageDataIndex > 0)
{
NameValueCollection prevImgParams = new NameValueCollection();
prevImgParams.Add("galleryMode", Convert.ToInt32(RenderMode.FullSize).ToString());
prevImgParams.Add("galleryImg", Path.GetFileName(data.ImageData[currentImageDataIndex - 1].Filename));
string prevUrl = CmsContext.getUrlByPagePath(page.Path, prevImgParams);
string prevHtml = "<a class=\"ImageGalleryBackLink prev\" href=\"" + prevUrl + "\">« prev</a>";
nextPrevLinks.Add(prevHtml);
}
if (data.ImageData.Length > 1 && currentImageDataIndex < (data.ImageData.Length - 1))
{
NameValueCollection nextImgParams = new NameValueCollection();
nextImgParams.Add("galleryMode", Convert.ToInt32(RenderMode.FullSize).ToString());
nextImgParams.Add("galleryImg", Path.GetFileName(data.ImageData[currentImageDataIndex + 1].Filename));
string nextUrl = CmsContext.getUrlByPagePath(page.Path, nextImgParams);
string nextHtml = "<a class=\"ImageGalleryBackLink next\" href=\"" + nextUrl + "\">next »</a>";
nextPrevLinks.Add(nextHtml);
}
if (nextPrevLinks.Count > 0)
{
writer.Write("<p class=\"ImageGalleryBackLink\">" + string.Join(" | ", nextPrevLinks.ToArray()) + "</p>");
}
writer.Write("<img class=\"ImageGalleryFullSizedImage\" src=\"" + largeUrl + "\">");
writer.WriteLine(imgCaption);
}
else
{ // -- render the directory
writer.Write("<div class=\"ImageGallery thumbnails\">");
string ImageGalleryId = "ImageGallery_" + page.Id.ToString() + "_" + identifier.ToString();
string thumbViewHtml = getHtmlForThumbView(page, data, ImageGalleryId, false);
writer.WriteLine(thumbViewHtml);
} // render directory
writer.Write("</div>");
} // RenderView
public override void RenderInEditMode(HtmlTextWriter writer, CmsPage page, int identifier, CmsLanguage langToRenderFor, string[] paramList)
{
ImageGalleryDb db = new ImageGalleryDb();
ImageGalleryData data = new ImageGalleryData();
data.subDir = "";
data.thumbSize = 200;
data.largeSize = 500;
data.numThumbsPerRow = 3;
data = db.getImageGallery(page, identifier, true);
string ImageGalleryId = "ImageGallery_" + page.Id.ToString() + "_" + identifier.ToString();
// ------- CHECK THE FORM FOR ACTIONS
string action = Hatfield.Web.Portal.PageUtils.getFromForm(ImageGalleryId + "_Action", "");
if (action.Trim().ToLower() == "update")
{
data.ImageGalleryId = PageUtils.getFromForm(ImageGalleryId + "_DataId", -1);
data.subDir = PageUtils.getFromForm("subDir_" + ImageGalleryId, "");
data.thumbSize = PageUtils.getFromForm("thumbSize_" + ImageGalleryId, data.thumbSize);
data.largeSize = PageUtils.getFromForm("largeSize_" + ImageGalleryId, data.largeSize);
data.numThumbsPerRow = PageUtils.getFromForm("numThumbsPerRow_" + ImageGalleryId, data.numThumbsPerRow);
string[] captionIds = PageUtils.getFromForm(ImageGalleryId + "_captions");
foreach (string captionId in captionIds)
{
// captionId is in the form
// "imgCaption"+ImageGalleryId+"_"+imgFilenameUnderAppPath;
if (captionId != "")
{
string capId = System.Web.HttpUtility.UrlDecode(captionId);
if (capId.StartsWith("imgCaption" + ImageGalleryId + "_"))
{
string imgFilenameUnderAppPath = capId.Substring(("imgCaption" + ImageGalleryId + "_").Length);
string caption = PageUtils.getFromForm(System.Web.HttpUtility.UrlEncode(capId), "");
ImageGalleryImageData img = data.getImageData(imgFilenameUnderAppPath);
img.Caption = caption;
img.Filename = imgFilenameUnderAppPath;
if (img.ImageGalleryImageId < 0)
{
data.addImage(img);
}
}
}
}
db.saveUpdatedImageGallery(page, identifier, data);
}
// ------- START RENDERING
// note: no need to put in the <form></form> tags.
StringBuilder html = new StringBuilder();
html.Append("<strong>Image Gallery Settings:</strong><br>");
html.Append("<table>");
string[] subDirs = getAllAvailableSubDirs();
string s = PageUtils.getDropDownHtml("subDir_" + ImageGalleryId, "subDir_" + ImageGalleryId, subDirs, data.subDir);
html.Append("<tr><td>Image SubDirectory:</td>");
html.Append("<td>" + s + "</td></tr>");
s = PageUtils.getInputTextHtml("numThumbsPerRow_" + ImageGalleryId, "numThumbsPerRow_" + ImageGalleryId, data.numThumbsPerRow.ToString(), 3, 5);
html.Append("<tr><td>Number of Thumbnails per row:</td>");
html.Append("<td>" + s + "</td></tr>");
s = PageUtils.getInputTextHtml("thumbSize_" + ImageGalleryId, "thumbSize_" + ImageGalleryId, data.thumbSize.ToString(), 3, 5);
html.Append("<tr><td>Thumbnail Size:</td>");
html.Append("<td>" + s + "</td></tr>");
s = PageUtils.getInputTextHtml("largeSize_" + ImageGalleryId, "largeSize_" + ImageGalleryId, data.largeSize.ToString(), 3, 5);
html.Append("<tr><td>Full-Sized Image size:</td>");
html.Append("<td>" + s + "</td></tr>");
html.Append("</table>");
string thumbViewHtml = getHtmlForThumbView(page, data, ImageGalleryId, true);
writer.WriteLine(thumbViewHtml);
html.Append("<input type=\"hidden\" name=\"" + ImageGalleryId + "_Action\" value=\"update\">");
html.Append("<input type=\"hidden\" name=\"" + ImageGalleryId + "_DataId\" value=\"" + data.ImageGalleryId.ToString() + "\">");
writer.WriteLine(html.ToString());
} // RenderEdit