protected override LavaRenderResult OnRenderTemplate(ILavaTemplate inputTemplate, LavaRenderParameters parameters)
{
var templateProxy = inputTemplate as FluidTemplateProxy;
var template = templateProxy?.FluidTemplate;
var templateContext = parameters.Context as FluidRenderContext;
if (templateContext == null)
{
throw new LavaException("Invalid LavaContext parameter. This context type is not compatible with the Fluid templating engine.");
}
var result = new LavaRenderResult();
var sb = new StringBuilder();
// Set the render options for culture and timezone if they are specified.
if (parameters.Culture != null)
{
templateContext.FluidContext.Options.CultureInfo = parameters.Culture;
}
if (parameters.TimeZone != null)
{
templateContext.FluidContext.Options.TimeZone = parameters.TimeZone;
}
// Set the render options for encoding.
System.Text.Encodings.Web.TextEncoder encoder;
if (parameters.ShouldEncodeStringsAsXml)
{
encoder = System.Text.Encodings.Web.HtmlEncoder.Default;
}
else
{
encoder = NullEncoder.Default;
}
var writer = new StringWriter(sb);
try
{
template.Render(templateContext.FluidContext, encoder, writer);
writer.Flush();
result.Text = sb.ToString();
}
catch (LavaInterruptException)
{
// The render was terminated intentionally, so return the current buffer content.
writer.Flush();
result.Text = sb.ToString();
}
finally
{
writer.Dispose();
}
return(result);
}
/// <summary>
/// Render the provided template in a new context with the specified parameters.
/// </summary>
/// <param name="inputTemplate"></param>
/// <param name="parameters">The settings applied to the rendering process.</param>
/// <returns>
/// A LavaRenderResult object, containing the rendered output of the template or any errors encountered during the rendering process.
/// </returns>
public static LavaRenderResult RenderTemplate(ILavaTemplate inputTemplate, LavaRenderParameters parameters)
{
if (_engine == null)
{
return(null);
}
return(_engine.RenderTemplate(inputTemplate, parameters));
}
/// <summary>
/// Render the provided template in a new context with the specified parameters.
/// </summary>
/// <param name="inputTemplate"></param>
/// <param name="context">The settings applied to the rendering process.</param>
/// <returns>
/// A LavaRenderResult object, containing the rendered output of the template or any errors encountered during the rendering process.
/// </returns>
public static LavaRenderResult RenderTemplate(ILavaTemplate inputTemplate, ILavaRenderContext context)
{
if (_engine == null)
{
return(null);
}
return(RenderTemplate(inputTemplate, LavaRenderParameters.WithContext(context)));
}
void ILavaTemplateCacheService.AddTemplate(ILavaTemplate template, string cacheKey)
{
if (string.IsNullOrWhiteSpace(cacheKey))
{
throw new Exception("WebsiteLavaTemplateCache template add failed. A cache key must be specified.");
}
WebsiteLavaTemplateCache.UpdateCacheItem(cacheKey, new WebsiteLavaTemplateCache()
{
Template = template
});
}
/// <summary>
/// Render the Lava template using the DotLiquid rendering engine.
/// </summary>
/// <param name="inputTemplate"></param>
/// <param name="output"></param>
/// <param name="context"></param>
/// <returns></returns>
protected override LavaRenderResult OnRenderTemplate(ILavaTemplate template, LavaRenderParameters parameters)
{
var result = new LavaRenderResult();
var renderSettings = new RenderParameters();
// Set the flag to rethrow exceptions generated by the DotLiquid framework, so they can be intercepted and handled as Lava errors.
// Note that this flag is required in addition to the Context(rethrowErrors) constructor parameter.
renderSettings.RethrowErrors = true;
var templateContext = parameters.Context as DotLiquidRenderContext;
if (templateContext == null)
{
throw new LavaException("Invalid LavaContext parameter. This context type is not compatible with the DotLiquid templating engine.");
}
var dotLiquidContext = templateContext.DotLiquidContext;
renderSettings.Context = dotLiquidContext;
if (parameters.ShouldEncodeStringsAsXml)
{
renderSettings.ValueTypeTransformers = new Dictionary <Type, Func <object, object> >();
renderSettings.ValueTypeTransformers.Add(typeof(string), EncodeStringTransformer);
}
// Call the Render method of the underlying DotLiquid template.
var templateProxy = template as DotLiquidTemplateProxy;
if (templateProxy == null)
{
throw new Exception("Render failed. The provided template instance is not compatible with the DotLiquid engine.");
}
result.Text = templateProxy.DotLiquidTemplate.Render(renderSettings);
if (renderSettings.Context.Errors != null)
{
if (renderSettings.Context.Errors.Count > 1)
{
result.Error = new AggregateException(renderSettings.Context.Errors);
}
else
{
result.Error = renderSettings.Context.Errors.FirstOrDefault();
}
}
return(result);
}
private void Map()
{
string mapStylingFormat = @"
<style>
#map_wrapper {{
height: {0}px;
}}
#map_canvas {{
width: 100%;
height: 100%;
border-radius: var(--border-radius-base);
}}
</style>";
lMapStyling.Text = string.Format(mapStylingFormat, GetAttributeValue("MapHeight"));
string settingGroupTypeId = GetAttributeValue("GroupType");
string queryStringGroupTypeId = PageParameter("GroupTypeId");
if ((string.IsNullOrWhiteSpace(settingGroupTypeId) && string.IsNullOrWhiteSpace(queryStringGroupTypeId)))
{
pnlMap.Visible = false;
lMessages.Text = "<div class='alert alert-warning'><strong>Group Mapper</strong> Please configure a group type to display as a block setting or pass a GroupTypeId as a query parameter.</div>";
}
else
{
var rockContext = new RockContext();
pnlMap.Visible = true;
int groupsMapped = 0;
int groupsWithNoGeo = 0;
StringBuilder sbGroupJson = new StringBuilder();
StringBuilder sbGroupsWithNoGeo = new StringBuilder();
Guid?groupType = null;
int groupTypeId = -1;
if (!string.IsNullOrWhiteSpace(settingGroupTypeId))
{
groupType = new Guid(settingGroupTypeId);
}
else
{
if (!string.IsNullOrWhiteSpace(queryStringGroupTypeId) && Int32.TryParse(queryStringGroupTypeId, out groupTypeId))
{
groupType = new GroupTypeService(rockContext).Get(groupTypeId).Guid;
}
}
if (groupType != null)
{
Template template = null;
ILavaTemplate lavaTemplate = null;
if (LavaService.RockLiquidIsEnabled)
{
if (GetAttributeValue("ShowMapInfoWindow").AsBoolean())
{
template = Template.Parse(GetAttributeValue("InfoWindowContents").Trim());
LavaHelper.VerifyParseTemplateForCurrentEngine(GetAttributeValue("InfoWindowContents").Trim());
}
else
{
template = Template.Parse(string.Empty);
}
}
else
{
string templateContent;
if (GetAttributeValue("ShowMapInfoWindow").AsBoolean())
{
templateContent = GetAttributeValue("InfoWindowContents").Trim();
}
else
{
templateContent = string.Empty;
}
var parseResult = LavaService.ParseTemplate(templateContent);
lavaTemplate = parseResult.Template;
}
var groupPageRef = new PageReference(GetAttributeValue("GroupDetailPage"));
// create group detail link for use in map's info window
var personPageParams = new Dictionary <string, string>();
personPageParams.Add("PersonId", string.Empty);
var personProfilePage = LinkedPageUrl("PersonProfilePage", personPageParams);
var groupEntityType = EntityTypeCache.Get(typeof(Group));
var dynamicGroups = new List <dynamic>();
// Create query to get attribute values for selected attribute keys.
var attributeKeys = GetAttributeValue("Attributes").SplitDelimitedValues().ToList();
var attributeValues = new AttributeValueService(rockContext).Queryable("Attribute")
.Where(v =>
v.Attribute.EntityTypeId == groupEntityType.Id &&
attributeKeys.Contains(v.Attribute.Key));
GroupService groupService = new GroupService(rockContext);
var groups = groupService.Queryable()
.Where(g => g.GroupType.Guid == groupType)
.Select(g => new
{
Group = g,
GroupId = g.Id,
GroupName = g.Name,
GroupGuid = g.Guid,
GroupMemberTerm = g.GroupType.GroupMemberTerm,
GroupCampus = g.Campus.Name,
IsActive = g.IsActive,
GroupLocation = g.GroupLocations
.Where(l => l.Location.GeoPoint != null)
.Select(l => new
{
l.Location.Street1,
l.Location.Street2,
l.Location.City,
l.Location.State,
PostalCode = l.Location.PostalCode,
Latitude = l.Location.GeoPoint.Latitude,
Longitude = l.Location.GeoPoint.Longitude,
Name = l.GroupLocationTypeValue.Value
}).FirstOrDefault(),
GroupMembers = g.Members,
AttributeValues = attributeValues
.Where(v => v.EntityId == g.Id)
});
if (GetAttributeValue("IncludeInactiveGroups").AsBoolean() == false)
{
groups = groups.Where(g => g.IsActive == true);
}
// Create dynamic object to include attribute values
foreach (var group in groups)
{
dynamic dynGroup = new ExpandoObject();
dynGroup.GroupId = group.GroupId;
dynGroup.GroupName = group.GroupName;
// create group detail link for use in map's info window
if (groupPageRef.PageId > 0)
{
var groupPageParams = new Dictionary <string, string>();
groupPageParams.Add("GroupId", group.GroupId.ToString());
groupPageRef.Parameters = groupPageParams;
dynGroup.GroupDetailPage = groupPageRef.BuildUrl();
}
else
{
dynGroup.GroupDetailPage = string.Empty;
}
dynGroup.PersonProfilePage = personProfilePage;
dynGroup.GroupMemberTerm = group.GroupMemberTerm;
dynGroup.GroupCampus = group.GroupCampus;
dynGroup.GroupLocation = group.GroupLocation;
var groupAttributes = new List <dynamic>();
foreach (AttributeValue value in group.AttributeValues)
{
var attrCache = AttributeCache.Get(value.AttributeId);
var dictAttribute = new Dictionary <string, object>();
dictAttribute.Add("Key", attrCache.Key);
dictAttribute.Add("Name", attrCache.Name);
if (attrCache != null)
{
dictAttribute.Add("Value", attrCache.FieldType.Field.FormatValueAsHtml(null, attrCache.EntityTypeId, group.GroupId, value.Value, attrCache.QualifierValues, false));
}
else
{
dictAttribute.Add("Value", value.Value);
}
groupAttributes.Add(dictAttribute);
}
dynGroup.Attributes = groupAttributes;
var groupMembers = new List <dynamic>();
foreach (GroupMember member in group.GroupMembers)
{
var dictMember = new Dictionary <string, object>();
dictMember.Add("Id", member.Person.Id);
dictMember.Add("GuidP", member.Person.Guid);
dictMember.Add("NickName", member.Person.NickName);
dictMember.Add("LastName", member.Person.LastName);
dictMember.Add("RoleName", member.GroupRole.Name);
dictMember.Add("Email", member.Person.Email);
dictMember.Add("PhotoGuid", member.Person.Photo != null ? member.Person.Photo.Guid : Guid.Empty);
var phoneTypes = new List <dynamic>();
foreach (PhoneNumber p in member.Person.PhoneNumbers)
{
var dictPhoneNumber = new Dictionary <string, object>();
dictPhoneNumber.Add("Name", p.NumberTypeValue.Value);
dictPhoneNumber.Add("Number", p.ToString());
phoneTypes.Add(dictPhoneNumber);
}
dictMember.Add("PhoneTypes", phoneTypes);
groupMembers.Add(dictMember);
}
dynGroup.GroupMembers = groupMembers;
dynamicGroups.Add(dynGroup);
}
foreach (var group in dynamicGroups)
{
if (group.GroupLocation != null && group.GroupLocation.Latitude != null)
{
groupsMapped++;
var groupDict = group as IDictionary <string, object>;
string infoWindow;
if (LavaService.RockLiquidIsEnabled)
{
infoWindow = template.Render(Hash.FromDictionary(groupDict)).Replace("\n", string.Empty);
}
else
{
var result = LavaService.RenderTemplate(lavaTemplate, groupDict);
infoWindow = result.Text;
if (!result.HasErrors)
{
infoWindow = infoWindow.Replace("\n", string.Empty);
}
}
sbGroupJson.Append(string.Format(
@"{{ ""name"":""{0}"" , ""latitude"":""{1}"", ""longitude"":""{2}"", ""infowindow"":""{3}"" }},",
HttpUtility.HtmlEncode(group.GroupName),
group.GroupLocation.Latitude,
group.GroupLocation.Longitude,
HttpUtility.HtmlEncode(infoWindow)));
}
else
{
groupsWithNoGeo++;
if (!string.IsNullOrWhiteSpace(group.GroupDetailPage))
{
sbGroupsWithNoGeo.Append(string.Format(@"<li><a href='{0}'>{1}</a></li>", group.GroupDetailPage, group.GroupName));
}
else
{
sbGroupsWithNoGeo.Append(string.Format(@"<li>{0}</li>", group.GroupName));
}
}
}
string groupJson = sbGroupJson.ToString();
// remove last comma
if (groupJson.Length > 0)
{
groupJson = groupJson.Substring(0, groupJson.Length - 1);
}
// add styling to map
string styleCode = "null";
string markerColor = "FE7569";
DefinedValueCache dvcMapStyle = DefinedValueCache.Get(GetAttributeValue("MapStyle").AsGuid());
if (dvcMapStyle != null)
{
styleCode = dvcMapStyle.GetAttributeValue("DynamicMapStyle");
var colors = dvcMapStyle.GetAttributeValue("Colors").Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries).ToList();
if (colors.Any())
{
markerColor = colors.First().Replace("#", "");
}
}
// write script to page
string mapScriptFormat = @" <script>
Sys.Application.add_load(function () {{
var groupData = JSON.parse('{{ ""groups"" : [ {0} ]}}');
var showInfoWindow = {1};
var mapStyle = {2};
var pinColor = '{3}';
var pinImage = {{
path: 'M 0,0 C -2,-20 -10,-22 -10,-30 A 10,10 0 1,1 10,-30 C 10,-22 2,-20 0,0 z',
fillColor: '#' + pinColor,
fillOpacity: 1,
strokeColor: '#000',
strokeWeight: 1,
scale: 1,
labelOrigin: new google.maps.Point(0,-28)
}};
initializeMap();
function initializeMap() {{
console.log(mapStyle);
var map;
var bounds = new google.maps.LatLngBounds();
var mapOptions = {{
mapTypeId: 'roadmap',
styles: mapStyle
}};
// Display a map on the page
map = new google.maps.Map(document.getElementById('map_canvas'), mapOptions);
map.setTilt(45);
// Display multiple markers on a map
if (showInfoWindow) {{
var infoWindow = new google.maps.InfoWindow(), marker, i;
}}
// Loop through our array of markers & place each one on the map
$.each(groupData.groups, function (i, group) {{
var position = new google.maps.LatLng(group.latitude, group.longitude);
bounds.extend(position);
marker = new google.maps.Marker({{
position: position,
map: map,
title: htmlDecode(group.name),
icon: pinImage,
label: String.fromCharCode(9679)
}});
// Allow each marker to have an info window
if (showInfoWindow) {{
google.maps.event.addListener(marker, 'click', (function (marker, i) {{
return function () {{
infoWindow.setContent(htmlDecode(groupData.groups[i].infowindow));
infoWindow.open(map, marker);
}}
}})(marker, i));
}}
map.fitBounds(bounds);
}});
// Override our map zoom level once our fitBounds function runs (Make sure it only runs once)
var boundsListener = google.maps.event.addListener((map), 'bounds_changed', function (event) {{
google.maps.event.removeListener(boundsListener);
}});
}}
function htmlDecode(input) {{
var e = document.createElement('div');
e.innerHTML = input;
return e.childNodes.length === 0 ? """" : e.childNodes[0].nodeValue;
}}
}});
</script>";
string mapScript = string.Format(
mapScriptFormat,
groupJson,
GetAttributeValue("ShowMapInfoWindow").AsBoolean().ToString().ToLower(),
styleCode,
markerColor);
ScriptManager.RegisterStartupScript(pnlMap, pnlMap.GetType(), "group-mapper-script", mapScript, false);
if (groupsMapped == 0)
{
pnlMap.Visible = false;
lMessages.Text = @" <p>
<div class='alert alert-warning fade in'>No groups were able to be mapped. You may want to check your configuration.</div>
</p>";
}
else
{
// output any warnings
if (groupsWithNoGeo > 0)
{
string messagesFormat = @" <p>
<div class='alert alert-warning fade in'>Some groups could not be mapped.
<button type='button' class='close' data-dismiss='alert' aria-hidden='true'><i class='fa fa-times'></i></button>
<small><a data-toggle='collapse' data-parent='#accordion' href='#map-error-details'>Show Details</a></small>
<div id='map-error-details' class='collapse'>
<p class='margin-t-sm'>
<strong>Groups That Could Not Be Mapped</strong>
<ul>
{0}
</ul>
</p>
</div>
</div>
</p>";
lMessages.Text = string.Format(messagesFormat, sbGroupsWithNoGeo.ToString());
}
}
}
else
{
pnlMap.Visible = false;
lMessages.Text = "<div class='alert alert-warning'><strong>Group Mapper</strong> Please configure a group type to display and a location type to use.</div>";
}
}
}
/// <summary>
/// Render the provided template in a new context with the specified merge fields.
/// </summary>
/// <param name="inputTemplate"></param>
/// <param name="mergeFields">The collection of merge fields to be added to the context used to render the template.</param>
/// <returns>
/// The rendered output of the template.
/// If the template is invalid, returns an error message or an empty string according to the current ExceptionHandlingStrategy setting.
/// </returns>
public static LavaRenderResult RenderTemplate(ILavaTemplate inputTemplate, IDictionary <string, object> mergeFields)
{
var result = RenderTemplate(inputTemplate, LavaRenderParameters.WithContext(_engine.NewRenderContext(mergeFields)));
return(result);
}
void ILavaTemplateCacheService.AddTemplate(ILavaTemplate template, string cacheKey)
{
return;
}
/// <summary> /// Override this method to render the Lava template using the underlying rendering engine. /// </summary> /// <param name="inputTemplate"></param> /// <param name="parameters"></param> /// <returns></returns> protected abstract LavaRenderResult OnRenderTemplate(ILavaTemplate inputTemplate, LavaRenderParameters parameters);
/// <summary>
/// Render the provided template using the specified parameters.
/// </summary>
/// <param name="inputTemplate"></param>
/// <param name="parameters"></param>
/// <returns>
/// The result of the render operation.
/// If the template is invalid, the Text property may contain an error message or an empty string according to the current ExceptionHandlingStrategy setting.
/// </returns>
public LavaRenderResult RenderTemplate(ILavaTemplate template, LavaRenderParameters parameters)
{
parameters = parameters ?? new LavaRenderParameters();
LavaRenderResult result;
LavaRenderParameters callParameters;
try
{
if (parameters == null)
{
callParameters = new LavaRenderParameters();
}
else if (parameters.Context == null)
{
callParameters = parameters.Clone();
callParameters.Context = NewRenderContext();
}
else
{
if (parameters.Context.GetType() == typeof(LavaRenderContext))
{
callParameters = parameters.Clone();
// Convert the default context to an engine-specific implementation.
var engineContext = NewRenderContext();
engineContext.SetInternalFields(parameters.Context.GetInternalFields());
engineContext.SetMergeFields(parameters.Context.GetMergeFields());
engineContext.SetEnabledCommands(parameters.Context.GetEnabledCommands());
// Create a copy of the parameters to ensure the input parameter remains unchanged.
callParameters.Context = engineContext;
}
else
{
callParameters = parameters;
}
}
result = OnRenderTemplate(template, callParameters);
if (result.Error != null)
{
result.Error = GetLavaRenderException(result.Error);
}
}
catch (LavaInterruptException)
{
// This exception is intentionally thrown by a component to halt the render process.
result = new LavaRenderResult();
result.Text = string.Empty;
}
catch (Exception ex)
{
if (ex is ThreadAbortException)
{
// Ignore this exception, the calling thread is terminating and no result is required.
return(null);
}
result = new LavaRenderResult();
var lre = GetLavaRenderException(ex);
string message;
ProcessException(lre, parameters.ExceptionHandlingStrategy, out message);
result.Error = lre;
result.Text = message;
}
return(result);
}
/// <summary>
/// Render the provided template using the specified parameters.
/// </summary>
/// <param name="inputTemplate"></param>
/// <param name="context"></param>
/// <returns>
/// The result of the render operation.
/// If the template is invalid, the Text property may contain an error message or an empty string according to the current ExceptionHandlingStrategy setting.
/// </returns>
public LavaRenderResult RenderTemplate(ILavaTemplate template, ILavaRenderContext context)
{
return(RenderTemplate(template, new LavaRenderParameters {
Context = context
}));
}
/// <summary>
/// Shows the wall.
/// </summary>
private void ShowWall()
{
var pageRef = CurrentPageReference;
pageRef.Parameters.AddOrReplace("Page", "PageNum");
var prayerRequests = new List <PrayerRequest>();
var qry = new PrayerRequestService(new RockContext())
.Queryable()
.AsNoTracking()
.Where(r => r.ExpirationDate >= RockDateTime.Now &&
r.IsApproved == true &&
r.IsPublic == true);
var categoryGuids = (GetAttributeValue("CategoryFilter") ?? string.Empty).SplitDelimitedValues().AsGuidList();
if (categoryGuids.Any())
{
qry = qry.Where(a => a.CategoryId.HasValue && (categoryGuids.Contains(a.Category.Guid) || (a.Category.ParentCategoryId.HasValue && categoryGuids.Contains(a.Category.ParentCategory.Guid))));
}
var campusEntity = RockPage.GetCurrentContext(EntityTypeCache.Get(typeof(Campus)));
if (campusEntity != null)
{
var campusId = campusEntity.Id;
qry = qry.Where(r => r.CampusId.HasValue && r.CampusId == campusId);
}
var sortOrder = GetAttributeValue("SortOrder").AsInteger();
switch (sortOrder)
{
case 0:
qry = qry.OrderByDescending(a => a.EnteredDateTime);
break;
case 1:
qry = qry.OrderBy(a => a.EnteredDateTime);
break;
}
prayerRequests = qry.ToList();
var pagination = new Pagination();
pagination.ItemCount = prayerRequests.Count();
pagination.PageSize = GetAttributeValue("PageSize").AsInteger();
pagination.CurrentPage = PageParameter("Page").AsIntegerOrNull() ?? 1;
pagination.UrlTemplate = pageRef.BuildUrl();
var currentPrayerRequests = pagination.GetCurrentPageItems(prayerRequests);
var commonMergeFields = LavaHelper.GetCommonMergeFields(RockPage);
var mergeFields = new Dictionary <string, object>(commonMergeFields);
mergeFields.Add("Pagination", pagination);
mergeFields.Add("PrayerRequests", currentPrayerRequests);
Template template = null;
ILavaTemplate lavaTemplate = null;
var error = string.Empty;
try
{
if (LavaService.RockLiquidIsEnabled)
{
template = Template.Parse(GetAttributeValue("LavaTemplate"));
LavaHelper.VerifyParseTemplateForCurrentEngine(GetAttributeValue("LavaTemplate"));
}
else
{
var parseResult = LavaService.ParseTemplate(GetAttributeValue("LavaTemplate"));
lavaTemplate = parseResult.Template;
}
}
catch (Exception ex)
{
error = string.Format("Lava error: {0}", ex.Message);
}
finally
{
if (error.IsNotNullOrWhiteSpace())
{
nbError.Text = error;
nbError.Visible = true;
}
if (template != null || lavaTemplate != null)
{
if (LavaService.RockLiquidIsEnabled)
{
template.Registers["EnabledCommands"] = GetAttributeValue("EnabledLavaCommands");
lContent.Text = template.Render(Hash.FromDictionary(mergeFields));
}
else
{
var lavaContext = LavaService.NewRenderContext(mergeFields, GetAttributeValue("EnabledLavaCommands").SplitDelimitedValues());
var result = LavaService.RenderTemplate(lavaTemplate, lavaContext);
lContent.Text = result.Text;
}
}
}
}
/// <summary>
/// Shows the list.
/// </summary>
public void ShowList()
{
using (var rockContext = new RockContext())
{
var channelQry = new InteractionChannelService(rockContext)
.Queryable().AsNoTracking();
var channelMediumValueId = gfFilter.GetUserPreference(MEDIUM_TYPE_FILTER).AsIntegerOrNull();
if (channelMediumValueId.HasValue)
{
channelQry = channelQry.Where(a => a.ChannelTypeMediumValueId == channelMediumValueId.Value);
}
if (!cbIncludeInactive.Checked)
{
channelQry = channelQry.Where(a => a.IsActive);
}
if (!string.IsNullOrWhiteSpace(GetAttributeValue("InteractionChannels")))
{
var selectedChannelIds = Array.ConvertAll(GetAttributeValue("InteractionChannels").Split(','), s => new Guid(s)).ToList();
channelQry = channelQry.Where(a => selectedChannelIds.Contains(a.Guid));
}
var personId = GetPersonId();
if (personId.HasValue)
{
var interactionQry = new InteractionService(rockContext).Queryable();
channelQry = channelQry.Where(a => interactionQry.Any(b => b.PersonAlias.PersonId == personId.Value && b.InteractionComponent.InteractionChannelId == a.Id));
}
// Parse the default template so that it does not need to be parsed multiple times.
Template defaultTemplate = null;
ILavaTemplate defaultLavaTemplate = null;
if (LavaService.RockLiquidIsEnabled)
{
defaultTemplate = Template.Parse(GetAttributeValue("DefaultTemplate"));
LavaHelper.VerifyParseTemplateForCurrentEngine(GetAttributeValue("DefaultTemplate"));
}
else
{
var parseResult = LavaService.ParseTemplate(GetAttributeValue("DefaultTemplate"));
defaultLavaTemplate = parseResult.Template;
}
var options = new Rock.Lava.CommonMergeFieldsOptions();
options.GetPageContext = false;
options.GetLegacyGlobalMergeFields = false;
var mergeFields = Rock.Lava.LavaHelper.GetCommonMergeFields(this.RockPage, this.CurrentPerson, options);
mergeFields.Add("ComponentListPage", LinkedPageRoute("ComponentListPage"));
mergeFields.Add("SessionListPage", LinkedPageRoute("SessionListPage"));
var channelItems = new List <ChannelItem>();
if (LavaService.RockLiquidIsEnabled)
{
foreach (var channel in channelQry)
{
if (!channel.IsAuthorized(Authorization.VIEW, CurrentPerson))
{
continue;
}
var channelMergeFields = new Dictionary <string, object>(mergeFields);
channelMergeFields.Add("InteractionChannel", channel);
string html = channel.ChannelListTemplate.IsNotNullOrWhiteSpace() ?
channel.ChannelListTemplate.ResolveMergeFields(channelMergeFields) :
defaultTemplate.Render(Hash.FromDictionary(channelMergeFields));
channelItems.Add(new ChannelItem
{
Id = channel.Id,
ChannelHtml = html
});
}
}
else
{
foreach (var channel in channelQry)
{
if (!channel.IsAuthorized(Authorization.VIEW, CurrentPerson))
{
continue;
}
var channelMergeFields = new Dictionary <string, object>(mergeFields);
channelMergeFields.Add("InteractionChannel", channel);
string html = channel.ChannelListTemplate.IsNotNullOrWhiteSpace() ?
channel.ChannelListTemplate.ResolveMergeFields(channelMergeFields) :
LavaService.RenderTemplate(defaultLavaTemplate, channelMergeFields).Text;
channelItems.Add(new ChannelItem
{
Id = channel.Id,
ChannelHtml = html
});
}
}
rptChannel.DataSource = channelItems;
rptChannel.DataBind();
}
}
/// <summary>
/// Render the Lava template using the DotLiquid rendering engine.
/// </summary>
/// <param name="inputTemplate"></param>
/// <param name="output"></param>
/// <param name="context"></param>
/// <returns></returns>
protected override LavaRenderResult OnRenderTemplate(ILavaTemplate template, LavaRenderParameters parameters)
{
var result = new LavaRenderResult();
try
{
var renderSettings = new RenderParameters();
// Set the flag to rethrow exceptions generated by the DotLiquid framework, so they can be intercepted and handled as Lava errors.
// Note that this flag is required in addition to the Context(rethrowErrors) constructor parameter.
renderSettings.RethrowErrors = true;
var templateContext = parameters.Context as RockLiquidRenderContext;
if (templateContext == null)
{
throw new LavaException("Invalid LavaContext parameter. This context type is not compatible with the RockLiquid templating engine.");
}
var dotLiquidContext = templateContext.DotLiquidContext;
renderSettings.Context = dotLiquidContext;
if (parameters.ShouldEncodeStringsAsXml)
{
renderSettings.ValueTypeTransformers = new Dictionary <Type, Func <object, object> >();
renderSettings.ValueTypeTransformers.Add(typeof(string), EncodeStringTransformer);
}
// Call the Render method of the underlying DotLiquid template.
var templateProxy = template as DotLiquidTemplateProxy;
result.Text = templateProxy.DotLiquidTemplate.Render(renderSettings);
if (renderSettings.Context.Errors != null)
{
if (renderSettings.Context.Errors.Count > 1)
{
result.Error = new AggregateException(renderSettings.Context.Errors);
}
else
{
result.Error = renderSettings.Context.Errors.FirstOrDefault();
}
}
}
catch (LavaInterruptException)
{
// Ignore this exception, it is thrown by custom Lava components to terminate the render process prematurely.
}
catch (Exception ex)
{
string output;
ProcessException(ex, parameters.ExceptionHandlingStrategy, out output);
result.Text = output;
result.Error = ex;
}
return(result);
}
