src/main/kotlin/de/uapcore/lightpit/servlet/ProjectServlet.kt

Sun, 08 Jan 2023 17:07:26 +0100

author
Mike Becker <universe@uap-core.de>
date
Sun, 08 Jan 2023 17:07:26 +0100
changeset 268
ca5501d851fa
parent 267
d8ec2d8ffa82
child 271
f8f5e82944fa
permissions
-rw-r--r--

#15 add issue filters

     1 /*
     2  * Copyright 2021 Mike Becker. All rights reserved.
     3  *
     4  * Redistribution and use in source and binary forms, with or without
     5  * modification, are permitted provided that the following conditions are met:
     6  *
     7  * 1. Redistributions of source code must retain the above copyright
     8  * notice, this list of conditions and the following disclaimer.
     9  *
    10  * 2. Redistributions in binary form must reproduce the above copyright
    11  * notice, this list of conditions and the following disclaimer in the
    12  * documentation and/or other materials provided with the distribution.
    13  *
    14  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    15  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    17  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    20  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    21  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    22  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    24  */
    26 package de.uapcore.lightpit.servlet
    28 import de.uapcore.lightpit.AbstractServlet
    29 import de.uapcore.lightpit.HttpRequest
    30 import de.uapcore.lightpit.boolValidator
    31 import de.uapcore.lightpit.dao.DataAccessObject
    32 import de.uapcore.lightpit.dateOptValidator
    33 import de.uapcore.lightpit.entities.*
    34 import de.uapcore.lightpit.types.*
    35 import de.uapcore.lightpit.viewmodel.*
    36 import jakarta.servlet.annotation.WebServlet
    37 import java.sql.Date
    39 @WebServlet(urlPatterns = ["/projects/*"])
    40 class ProjectServlet : AbstractServlet() {
    42     init {
    43         get("/", this::projects)
    44         get("/%project", this::project)
    45         get("/%project/issues/%version/%component/", this::project)
    46         get("/%project/edit", this::projectForm)
    47         get("/-/create", this::projectForm)
    48         post("/-/commit", this::projectCommit)
    50         get("/%project/versions/", this::versions)
    51         get("/%project/versions/%version/edit", this::versionForm)
    52         get("/%project/versions/-/create", this::versionForm)
    53         post("/%project/versions/-/commit", this::versionCommit)
    55         get("/%project/components/", this::components)
    56         get("/%project/components/%component/edit", this::componentForm)
    57         get("/%project/components/-/create", this::componentForm)
    58         post("/%project/components/-/commit", this::componentCommit)
    60         get("/%project/issues/%version/%component/%issue", this::issue)
    61         get("/%project/issues/%version/%component/%issue/edit", this::issueForm)
    62         post("/%project/issues/%version/%component/%issue/comment", this::issueComment)
    63         post("/%project/issues/%version/%component/%issue/relation", this::issueRelation)
    64         get("/%project/issues/%version/%component/%issue/removeRelation", this::issueRemoveRelation)
    65         get("/%project/issues/%version/%component/-/create", this::issueForm)
    66         post("/%project/issues/%version/%component/-/commit", this::issueCommit)
    67     }
    69     private fun projects(http: HttpRequest, dao: DataAccessObject) {
    70         val projects = dao.listProjects()
    71         val projectInfos = projects.map {
    72             ProjectInfo(
    73                 project = it,
    74                 versions = dao.listVersions(it),
    75                 components = emptyList(), // not required in this view
    76                 issueSummary = dao.collectIssueSummary(it)
    77             )
    78         }
    80         with(http) {
    81             view = ProjectsView(projectInfos)
    82             navigationMenu = projectNavMenu(projects)
    83             styleSheets = listOf("projects")
    84             render("projects")
    85         }
    86     }
    88     private fun activeProjectNavMenu(
    89         projects: List<Project>,
    90         projectInfo: ProjectInfo,
    91         selectedVersion: Version? = null,
    92         selectedComponent: Component? = null
    93     ) =
    94         projectNavMenu(
    95             projects,
    96             projectInfo.versions,
    97             projectInfo.components,
    98             projectInfo.project,
    99             selectedVersion,
   100             selectedComponent
   101         )
   103     private sealed interface LookupResult<T>
   104     private class NotFound<T> : LookupResult<T>
   105     private data class Found<T>(val elem: T?) : LookupResult<T>
   107     private fun <T : HasNode> HttpRequest.lookupPathParam(paramName: String, list: List<T>): LookupResult<T> {
   108         val node = pathParams[paramName]
   109         return if (node == null || node == "-") {
   110             Found(null)
   111         } else {
   112             val result = list.find { it.node == node }
   113             if (result == null) {
   114                 NotFound()
   115             } else {
   116                 Found(result)
   117             }
   118         }
   119     }
   121     private fun obtainProjectInfo(http: HttpRequest, dao: DataAccessObject): ProjectInfo? {
   122         val project = dao.findProjectByNode(http.pathParams["project"] ?: "") ?: return null
   124         val versions: List<Version> = dao.listVersions(project)
   125         val components: List<Component> = dao.listComponents(project)
   127         return ProjectInfo(
   128             project,
   129             versions,
   130             components,
   131             dao.collectIssueSummary(project)
   132         )
   133     }
   135     private fun sanitizeNode(name: String): String {
   136         val san = name.replace(Regex("[/\\\\]"), "-")
   137         return if (san.startsWith(".")) {
   138             "v$san"
   139         } else {
   140             san
   141         }
   142     }
   144     private fun feedPath(project: Project) = "feed/${project.node}/issues.rss"
   146     private data class PathInfos(
   147         val projectInfo: ProjectInfo,
   148         val version: Version?,
   149         val component: Component?
   150     ) {
   151         val project = projectInfo.project
   152         val issuesHref by lazyOf("projects/${project.node}/issues/${version?.node ?: "-"}/${component?.node ?: "-"}/")
   153     }
   155     private fun withPathInfo(http: HttpRequest, dao: DataAccessObject): PathInfos? {
   156         val projectInfo = obtainProjectInfo(http, dao)
   157         if (projectInfo == null) {
   158             http.response.sendError(404)
   159             return null
   160         }
   162         val version = when (val result = http.lookupPathParam("version", projectInfo.versions)) {
   163             is NotFound -> {
   164                 http.response.sendError(404)
   165                 return null
   166             }
   167             is Found -> {
   168                 result.elem
   169             }
   170         }
   171         val component = when (val result = http.lookupPathParam("component", projectInfo.components)) {
   172             is NotFound -> {
   173                 http.response.sendError(404)
   174                 return null
   175             }
   176             is Found -> {
   177                 result.elem
   178             }
   179         }
   181         return PathInfos(projectInfo, version, component)
   182     }
   184     private fun project(http: HttpRequest, dao: DataAccessObject) {
   185         withPathInfo(http, dao)?.run {
   187             val filter = IssueFilter(http)
   189             val needRelationsMap = filter.onlyBlocker
   191             val relationsMap = if (needRelationsMap) dao.getIssueRelationMap(project, filter.includeDone) else emptyMap()
   193             val issues = dao.listIssues(project, filter.includeDone, version, component)
   194                 .sortedWith(
   195                     IssueSorter(
   196                         IssueSorter.Criteria(IssueSorter.Field.DONE),
   197                         IssueSorter.Criteria(IssueSorter.Field.ETA),
   198                         IssueSorter.Criteria(IssueSorter.Field.UPDATED, false)
   199                     )
   200                 )
   201                 .filter {
   202                     (!filter.onlyMine || (it.assignee?.username ?: "") == (http.remoteUser ?: "<Anonymous>")) &&
   203                     (!filter.onlyBlocker || (relationsMap[it.id]?.any { (_,type) -> type.blocking }?:false)) &&
   204                     (filter.status.isEmpty() || filter.status.contains(it.status)) &&
   205                     (filter.category.isEmpty() || filter.category.contains(it.category))
   206                 }
   208             with(http) {
   209                 pageTitle = project.name
   210                 view = ProjectDetails(projectInfo, issues, filter, version, component)
   211                 feedPath = feedPath(project)
   212                 navigationMenu = activeProjectNavMenu(
   213                     dao.listProjects(),
   214                     projectInfo,
   215                     version,
   216                     component
   217                 )
   218                 styleSheets = listOf("projects")
   219                 javascript = "project-details"
   220                 render("project-details")
   221             }
   222         }
   223     }
   225     private fun projectForm(http: HttpRequest, dao: DataAccessObject) {
   226         if (!http.pathParams.containsKey("project")) {
   227             http.view = ProjectEditView(Project(-1), dao.listUsers())
   228             http.navigationMenu = projectNavMenu(dao.listProjects())
   229         } else {
   230             val projectInfo = obtainProjectInfo(http, dao)
   231             if (projectInfo == null) {
   232                 http.response.sendError(404)
   233                 return
   234             }
   235             http.view = ProjectEditView(projectInfo.project, dao.listUsers())
   236             http.navigationMenu = activeProjectNavMenu(
   237                 dao.listProjects(),
   238                 projectInfo
   239             )
   240         }
   241         http.styleSheets = listOf("projects")
   242         http.render("project-form")
   243     }
   245     private fun projectCommit(http: HttpRequest, dao: DataAccessObject) {
   246         val project = Project(http.param("id")?.toIntOrNull() ?: -1).apply {
   247             name = http.param("name") ?: ""
   248             node = http.param("node") ?: ""
   249             description = http.param("description") ?: ""
   250             ordinal = http.param("ordinal")?.toIntOrNull() ?: 0
   251             repoUrl = http.param("repoUrl") ?: ""
   252             owner = (http.param("owner")?.toIntOrNull() ?: -1).let {
   253                 if (it < 0) null else dao.findUser(it)
   254             }
   255             // intentional defaults
   256             if (node.isBlank()) node = name
   257             // sanitizing
   258             node = sanitizeNode(node)
   259         }
   261         if (project.id < 0) {
   262             dao.insertProject(project)
   263         } else {
   264             dao.updateProject(project)
   265         }
   267         http.renderCommit("projects/${project.node}")
   268     }
   270     private fun versions(http: HttpRequest, dao: DataAccessObject) {
   271         val projectInfo = obtainProjectInfo(http, dao)
   272         if (projectInfo == null) {
   273             http.response.sendError(404)
   274             return
   275         }
   277         with(http) {
   278             pageTitle = "${projectInfo.project.name} - ${i18n("navmenu.versions")}"
   279             view = VersionsView(
   280                 projectInfo,
   281                 dao.listVersionSummaries(projectInfo.project)
   282             )
   283             feedPath = feedPath(projectInfo.project)
   284             navigationMenu = activeProjectNavMenu(
   285                 dao.listProjects(),
   286                 projectInfo
   287             )
   288             styleSheets = listOf("projects")
   289             javascript = "project-details"
   290             render("versions")
   291         }
   292     }
   294     private fun versionForm(http: HttpRequest, dao: DataAccessObject) {
   295         val projectInfo = obtainProjectInfo(http, dao)
   296         if (projectInfo == null) {
   297             http.response.sendError(404)
   298             return
   299         }
   301         val version: Version
   302         when (val result = http.lookupPathParam("version", projectInfo.versions)) {
   303             is NotFound -> {
   304                 http.response.sendError(404)
   305                 return
   306             }
   307             is Found -> {
   308                 version = result.elem ?: Version(-1, projectInfo.project.id)
   309             }
   310         }
   312         with(http) {
   313             view = VersionEditView(projectInfo, version)
   314             feedPath = feedPath(projectInfo.project)
   315             navigationMenu = activeProjectNavMenu(
   316                 dao.listProjects(),
   317                 projectInfo,
   318                 selectedVersion = version
   319             )
   320             styleSheets = listOf("projects")
   321             render("version-form")
   322         }
   323     }
   325     private fun obtainIdAndProject(http: HttpRequest, dao: DataAccessObject): Pair<Int, Project>? {
   326         val id = http.param("id")?.toIntOrNull()
   327         val projectid = http.param("projectid")?.toIntOrNull() ?: -1
   328         val project = dao.findProject(projectid)
   329         return if (id == null || project == null) {
   330             http.response.sendError(400)
   331             null
   332         } else {
   333             Pair(id, project)
   334         }
   335     }
   337     private fun versionCommit(http: HttpRequest, dao: DataAccessObject) {
   338         val idParams = obtainIdAndProject(http, dao) ?: return
   339         val (id, project) = idParams
   341         val version = Version(id, project.id).apply {
   342             name = http.param("name") ?: ""
   343             node = http.param("node") ?: ""
   344             ordinal = http.param("ordinal")?.toIntOrNull() ?: 0
   345             status = http.param("status")?.let(VersionStatus::valueOf) ?: VersionStatus.Future
   346             // TODO: process error messages
   347             eol = http.param("eol", ::dateOptValidator, null, mutableListOf())
   348             release = http.param("release", ::dateOptValidator, null, mutableListOf())
   349             // intentional defaults
   350             if (node.isBlank()) node = name
   351             // sanitizing
   352             node = sanitizeNode(node)
   353         }
   355         // sanitize eol and release date
   356         if (version.status.isEndOfLife) {
   357             if (version.eol == null) version.eol = Date(System.currentTimeMillis())
   358         } else if (version.status.isReleased) {
   359             if (version.release == null) version.release = Date(System.currentTimeMillis())
   360         }
   362         if (id < 0) {
   363             dao.insertVersion(version)
   364         } else {
   365             dao.updateVersion(version)
   366         }
   368         http.renderCommit("projects/${project.node}/versions/")
   369     }
   371     private fun components(http: HttpRequest, dao: DataAccessObject) {
   372         val projectInfo = obtainProjectInfo(http, dao)
   373         if (projectInfo == null) {
   374             http.response.sendError(404)
   375             return
   376         }
   378         with(http) {
   379             pageTitle = "${projectInfo.project.name} - ${i18n("navmenu.components")}"
   380             view = ComponentsView(
   381                 projectInfo,
   382                 dao.listComponentSummaries(projectInfo.project)
   383             )
   384             feedPath = feedPath(projectInfo.project)
   385             navigationMenu = activeProjectNavMenu(
   386                 dao.listProjects(),
   387                 projectInfo
   388             )
   389             styleSheets = listOf("projects")
   390             javascript = "project-details"
   391             render("components")
   392         }
   393     }
   395     private fun componentForm(http: HttpRequest, dao: DataAccessObject) {
   396         val projectInfo = obtainProjectInfo(http, dao)
   397         if (projectInfo == null) {
   398             http.response.sendError(404)
   399             return
   400         }
   402         val component: Component
   403         when (val result = http.lookupPathParam("component", projectInfo.components)) {
   404             is NotFound -> {
   405                 http.response.sendError(404)
   406                 return
   407             }
   408             is Found -> {
   409                 component = result.elem ?: Component(-1, projectInfo.project.id)
   410             }
   411         }
   413         with(http) {
   414             view = ComponentEditView(projectInfo, component, dao.listUsers())
   415             feedPath = feedPath(projectInfo.project)
   416             navigationMenu = activeProjectNavMenu(
   417                 dao.listProjects(),
   418                 projectInfo,
   419                 selectedComponent = component
   420             )
   421             styleSheets = listOf("projects")
   422             render("component-form")
   423         }
   424     }
   426     private fun componentCommit(http: HttpRequest, dao: DataAccessObject) {
   427         val idParams = obtainIdAndProject(http, dao) ?: return
   428         val (id, project) = idParams
   430         val component = Component(id, project.id).apply {
   431             name = http.param("name") ?: ""
   432             node = http.param("node") ?: ""
   433             ordinal = http.param("ordinal")?.toIntOrNull() ?: 0
   434             color = WebColor(http.param("color") ?: "#000000")
   435             description = http.param("description")
   436             // TODO: process error message
   437             active = http.param("active", ::boolValidator, true, mutableListOf())
   438             lead = (http.param("lead")?.toIntOrNull() ?: -1).let {
   439                 if (it < 0) null else dao.findUser(it)
   440             }
   441             // intentional defaults
   442             if (node.isBlank()) node = name
   443             // sanitizing
   444             node = sanitizeNode(node)
   445         }
   447         if (id < 0) {
   448             dao.insertComponent(component)
   449         } else {
   450             dao.updateComponent(component)
   451         }
   453         http.renderCommit("projects/${project.node}/components/")
   454     }
   456     private fun issue(http: HttpRequest, dao: DataAccessObject) {
   457         val issue = http.pathParams["issue"]?.toIntOrNull()?.let(dao::findIssue)
   458         if (issue == null) {
   459             http.response.sendError(404)
   460             return
   461         }
   462         renderIssueView(http, dao, issue)
   463     }
   465     private fun renderIssueView(
   466         http: HttpRequest,
   467         dao: DataAccessObject,
   468         issue: Issue,
   469         relationError: String? = null
   470     ) {
   471         withPathInfo(http, dao)?.run {
   472             val comments = dao.listComments(issue)
   474             with(http) {
   475                 pageTitle = "${projectInfo.project.name}: #${issue.id} ${issue.subject}"
   476                 view = IssueDetailView(
   477                     issue,
   478                     comments,
   479                     project,
   480                     version,
   481                     component,
   482                     dao.listIssues(project, true),
   483                     dao.listIssueRelations(issue),
   484                     relationError
   485                 )
   486                 feedPath = feedPath(projectInfo.project)
   487                 navigationMenu = activeProjectNavMenu(
   488                     dao.listProjects(),
   489                     projectInfo,
   490                     version,
   491                     component
   492                 )
   493                 styleSheets = listOf("projects")
   494                 javascript = "issue-editor"
   495                 render("issue-view")
   496             }
   497         }
   498     }
   500     private fun issueForm(http: HttpRequest, dao: DataAccessObject) {
   501         withPathInfo(http, dao)?.run {
   502             val issue = http.pathParams["issue"]?.toIntOrNull()?.let(dao::findIssue) ?: Issue(
   503                 -1,
   504                 project,
   505             )
   507             // for new issues set some defaults
   508             if (issue.id < 0) {
   509                 // pre-select component, if available in the path info
   510                 issue.component = component
   512                 // pre-select version, if available in the path info
   513                 if (version != null) {
   514                     if (version.status.isReleased) {
   515                         issue.affected = version
   516                     } else {
   517                         issue.resolved = version
   518                     }
   519                 }
   520             }
   522             with(http) {
   523                 view = IssueEditView(
   524                     issue,
   525                     projectInfo.versions,
   526                     projectInfo.components,
   527                     dao.listUsers(),
   528                     project,
   529                     version,
   530                     component
   531                 )
   532                 feedPath = feedPath(projectInfo.project)
   533                 navigationMenu = activeProjectNavMenu(
   534                     dao.listProjects(),
   535                     projectInfo,
   536                     version,
   537                     component
   538                 )
   539                 styleSheets = listOf("projects")
   540                 javascript = "issue-editor"
   541                 render("issue-form")
   542             }
   543         }
   544     }
   546     private fun issueComment(http: HttpRequest, dao: DataAccessObject) {
   547         withPathInfo(http, dao)?.run {
   548             val issue = http.pathParams["issue"]?.toIntOrNull()?.let(dao::findIssue)
   549             if (issue == null) {
   550                 http.response.sendError(404)
   551                 return
   552             }
   554             val commentId = http.param("commentid")?.toIntOrNull() ?: -1
   555             if (commentId > 0) {
   556                 val comment = dao.findComment(commentId)
   557                 if (comment == null) {
   558                     http.response.sendError(404)
   559                     return
   560                 }
   561                 val originalAuthor = comment.author?.username
   562                 if (originalAuthor != null && originalAuthor == http.remoteUser) {
   563                     val newComment = http.param("comment")
   564                     if (!newComment.isNullOrBlank()) {
   565                         comment.comment = newComment
   566                         dao.updateComment(comment)
   567                         dao.insertHistoryEvent(issue, comment)
   568                     } else {
   569                         logger.debug("Not updating comment ${comment.id} because nothing changed.")
   570                     }
   571                 } else {
   572                     http.response.sendError(403)
   573                     return
   574                 }
   575             } else {
   576                 val comment = IssueComment(-1, issue.id).apply {
   577                     author = http.remoteUser?.let { dao.findUserByName(it) }
   578                     comment = http.param("comment") ?: ""
   579                 }
   580                 val newId = dao.insertComment(comment)
   581                 dao.insertHistoryEvent(issue, comment, newId)
   582             }
   584             http.renderCommit("${issuesHref}${issue.id}")
   585         }
   586     }
   588     private fun issueCommit(http: HttpRequest, dao: DataAccessObject) {
   589         withPathInfo(http, dao)?.run {
   590             val issue = Issue(
   591                 http.param("id")?.toIntOrNull() ?: -1,
   592                 project
   593             ).apply {
   594                 component = dao.findComponent(http.param("component")?.toIntOrNull() ?: -1)
   595                 category = IssueCategory.valueOf(http.param("category") ?: "")
   596                 status = IssueStatus.valueOf(http.param("status") ?: "")
   597                 subject = http.param("subject") ?: ""
   598                 description = http.param("description") ?: ""
   599                 assignee = http.param("assignee")?.toIntOrNull()?.let {
   600                     when (it) {
   601                         -1 -> null
   602                         -2 -> component?.lead
   603                         else -> dao.findUser(it)
   604                     }
   605                 }
   606                 // TODO: process error messages
   607                 eta = http.param("eta", ::dateOptValidator, null, mutableListOf())
   609                 affected = http.param("affected")?.toIntOrNull()?.takeIf { it > 0 }?.let { Version(it, project.id) }
   610                 resolved = http.param("resolved")?.toIntOrNull()?.takeIf { it > 0 }?.let { Version(it, project.id) }
   611             }
   613             val openId = if (issue.id < 0) {
   614                 val id = dao.insertIssue(issue)
   615                 dao.insertHistoryEvent(issue, id)
   616                 id
   617             } else {
   618                 val reference = dao.findIssue(issue.id)
   619                 if (reference == null) {
   620                     http.response.sendError(404)
   621                     return
   622                 }
   624                 if (issue.hasChanged(reference)) {
   625                     dao.updateIssue(issue)
   626                     dao.insertHistoryEvent(issue)
   627                 } else {
   628                     logger.debug("Not updating issue ${issue.id} because nothing changed.")
   629                 }
   631                 val newComment = http.param("comment")
   632                 if (!newComment.isNullOrBlank()) {
   633                     val comment = IssueComment(-1, issue.id).apply {
   634                         author = http.remoteUser?.let { dao.findUserByName(it) }
   635                         comment = newComment
   636                     }
   637                     val commentid = dao.insertComment(comment)
   638                     dao.insertHistoryEvent(issue, comment, commentid)
   639                 }
   640                 issue.id
   641             }
   643             if (http.param("more") != null) {
   644                 http.renderCommit("${issuesHref}-/create")
   645             } else {
   646                 http.renderCommit("${issuesHref}${openId}")
   647             }
   648         }
   649     }
   651     private fun issueRelation(http: HttpRequest, dao: DataAccessObject) {
   652         withPathInfo(http, dao)?.run {
   653             val issue = http.pathParams["issue"]?.toIntOrNull()?.let(dao::findIssue)
   654             if (issue == null) {
   655                 http.response.sendError(404)
   656                 return
   657             }
   659             // determine the relation type
   660             val type: Pair<RelationType, Boolean>? = http.param("type")?.let {
   661                 try {
   662                     if (it.startsWith("!")) {
   663                         Pair(RelationType.valueOf(it.substring(1)), true)
   664                     } else {
   665                         Pair(RelationType.valueOf(it), false)
   666                     }
   667                 } catch (_: IllegalArgumentException) {
   668                     null
   669                 }
   670             }
   672             // if the relation type was invalid, send HTTP 500
   673             if (type == null) {
   674                 http.response.sendError(500)
   675                 return
   676             }
   678             // determine the target issue
   679             val targetIssue: Issue? = http.param("issue")?.let {
   680                 if (it.startsWith("#") && it.length > 1) {
   681                     it.substring(1).split(" ", limit = 2)[0].toIntOrNull()
   682                         ?.let(dao::findIssue)
   683                         ?.takeIf { target -> target.project.id == issue.project.id }
   684                 } else {
   685                     null
   686                 }
   687             }
   689             // check if the target issue is valid
   690             if (targetIssue == null) {
   691                 renderIssueView(http, dao, issue, "issue.relations.target.invalid")
   692                 return
   693             }
   695             // commit the result
   696             dao.insertIssueRelation(IssueRelation(issue, targetIssue, type.first, type.second))
   697             http.renderCommit("${issuesHref}${issue.id}")
   698         }
   699     }
   701     private fun issueRemoveRelation(http: HttpRequest, dao: DataAccessObject) {
   702         withPathInfo(http, dao)?.run {
   703             val issue = http.pathParams["issue"]?.toIntOrNull()?.let(dao::findIssue)
   704             if (issue == null) {
   705                 http.response.sendError(404)
   706                 return
   707             }
   709             // determine relation
   710             val type = http.param("type")?.let {
   711                 try {RelationType.valueOf(it)}
   712                 catch (_:IllegalArgumentException) {null}
   713             }
   714             if (type == null) {
   715                 http.response.sendError(500)
   716                 return
   717             }
   718             val rel = http.param("to")?.toIntOrNull()?.let(dao::findIssue)?.let {
   719                 IssueRelation(
   720                     issue,
   721                     it,
   722                     type,
   723                     http.param("reverse")?.toBoolean() ?: false
   724                 )
   725             }
   727             // execute removal, if there is something to remove
   728             rel?.run(dao::deleteIssueRelation)
   730             // always pretend that the operation was successful - if there was nothing to remove, it's okay
   731             http.renderCommit("${issuesHref}${issue.id}")
   732         }
   733     }
   734 }

mercurial