From 7e8be6bd6f6e487d3444f70f01240c542b5f8b0b Mon Sep 17 00:00:00 2001
From: "A. Wilcox" <AWilcox@Wilcox-Tech.com>
Date: Fri, 8 Nov 2019 00:09:44 -0600
Subject: hscript: Implement UserIcon::execute, add tests

---
 hscript/script_e.cc          | 31 ++++++++++++++++++++++++
 hscript/user.cc              | 56 ++++++++++++++++++++++++++++++++++++++++++--
 tests/spec/simulator_spec.rb | 17 ++++++++++++++
 3 files changed, 102 insertions(+), 2 deletions(-)

diff --git a/hscript/script_e.cc b/hscript/script_e.cc
index 85c43d3..f8c4ff6 100644
--- a/hscript/script_e.cc
+++ b/hscript/script_e.cc
@@ -25,6 +25,36 @@
 
 namespace Horizon {
 
+static bool icon_dir_created = false;
+
+void maybe_create_icon_dir(ScriptOptions opts) {
+    if(icon_dir_created) return;
+    icon_dir_created = true;
+
+    if(opts.test(Simulate)) {
+        std::cout << "mkdir -p /target/var/lib/AccountsService/icons"
+                  << std::endl
+                  << "chown root:root /target/var/lib/AccountsService/icons"
+                  << std::endl
+                  << "chmod 775 /target/var/lib/AccountsService/icons"
+                  << std::endl;
+        return;
+    }
+#ifdef HAS_INSTALL_ENV
+    else {
+        error_code ec;
+        if(!fs::exists("/target/var/lib/AccountsService/icons", ec)) {
+            fs::create_directories("/target/var/lib/AccountsService/icons",
+                                   ec);
+            if(ec) {
+                output_error("internal", "couldn't create icon dir",
+                             ec.message());
+            }
+        }
+    }
+#endif  /* HAS_INSTALL_ENV */
+}
+
 bool Script::execute() const {
     bool success;
     error_code ec;
@@ -497,6 +527,7 @@ bool Script::execute() const {
             }
         }
         if(acct.second->icon) {
+            maybe_create_icon_dir(opts);
             EXECUTE_OR_FAIL("usericon", acct.second->icon)
         }
     }
diff --git a/hscript/user.cc b/hscript/user.cc
index 4930677..47f7b89 100644
--- a/hscript/user.cc
+++ b/hscript/user.cc
@@ -18,6 +18,7 @@
 #include <time.h>
 #include "user.hh"
 #include "util.hh"
+#include "util/filesystem.hh"
 #include "util/net.hh"
 #include "util/output.hh"
 
@@ -345,8 +346,59 @@ bool UserIcon::validate(ScriptOptions) const {
     return true;
 }
 
-bool UserIcon::execute(ScriptOptions) const {
-    return false;
+bool UserIcon::execute(ScriptOptions opts) const {
+    const std::string as_path("/target/var/lib/AccountsService/icons/" +
+                              _username);
+    const std::string face_path("/target/home/" + _username + "/.face");
+
+    output_info("installfile:" + std::to_string(line),
+                "usericon: setting avatar for " + _username);
+
+    if(opts.test(Simulate)) {
+        if(_icon_path[0] == '/') {
+            std::cout << "cp " << _icon_path << " " << as_path << std::endl;
+        } else {
+            std::cout << "curl -LO " << as_path << " " << _icon_path
+                      << std::endl;
+        }
+        std::cout << "cp " << as_path << " " << face_path << ".icon" << std::endl;
+        std::cout << "chown $(hscript-printowner /target/home/" << _username
+                  << ") " << face_path << ".icon" << std::endl;
+        std::cout << "ln -s .face.icon " << face_path << std::endl;
+        return true;
+    }
+
+#ifdef HAS_INSTALL_ENV
+    error_code ec;
+    if(_icon_path[0] == '/') {
+        fs::copy_file(_icon_path, as_path, ec);
+        if(ec) {
+            output_error("installfile:" + std::to_string(line),
+                         "usericon: failed to copy icon", ec.message());
+            return false;
+        }
+    } else {
+        if(!download_file(_icon_path, as_path)) {
+            output_error("installfile:" + std::to_string(line),
+                         "usericon: failed to download icon");
+            return false;
+        }
+    }
+
+    fs::copy_file(as_path, face_path + ".icon", ec);
+    if(ec) {
+        output_error("installfile:" + std::to_string(line),
+                     "usericon: failed to copy icon to home", ec.message());
+        return false;
+    }
+
+    fs::create_symlink(".face.icon", face_path, ec);
+    if(ec) {
+        output_warning("installfile:" + std::to_string(line),
+                       "usericon: failed to create legacy symlink");
+    }
+#endif  /* HAS_INSTALL_ENV */
+    return true;  /* LCOV_EXCL_LINE */
 }
 
 
diff --git a/tests/spec/simulator_spec.rb b/tests/spec/simulator_spec.rb
index a208be7..df2b2ae 100644
--- a/tests/spec/simulator_spec.rb
+++ b/tests/spec/simulator_spec.rb
@@ -344,4 +344,21 @@ printf '%s\\t%s\\t%s\\t%s\\t0\\t0\\n' /dev/gwyn/source /usr/src auto noatime >>
             expect(last_command_started.stdout).to include('usermod -aG ')
         end
     end
+    context "simulating 'usericon' execution" do
+        it "creates the dir if needed" do
+            use_fixture '0098-usericon-basic.installfile'
+            run_simulate
+            expect(last_command_started.stdout).to include("mkdir -p /target/var/lib/AccountsService/icons")
+        end
+        it "downloads remote icons" do
+            use_fixture '0102-usericon-protocols.installfile'
+            run_simulate
+            expect(last_command_started.stdout).to include("curl -LO /target/var/lib/AccountsService/icons/chris http://www.adelielinux.org/")
+        end
+        it "copies the correct icon" do
+            use_fixture '0098-usericon-basic.installfile'
+            run_simulate
+            expect(last_command_started.stdout).to include("cp /usr/share/user-manager/avatars/circles/Cat.png /target/var/lib/AccountsService/icons/awilfox")
+        end
+    end
 end
-- 
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