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34 package info.magnolia.config.source.yaml;
35
36 import info.magnolia.config.registry.Registry;
37 import info.magnolia.config.source.AbstractConfigurationSourceBuilder;
38 import info.magnolia.init.MagnoliaConfigurationProperties;
39 import info.magnolia.map2bean.Map2BeanTransformer;
40 import info.magnolia.objectfactory.Components;
41 import info.magnolia.resourceloader.ResourceOrigin;
42
43 import java.util.regex.Pattern;
44 import java.util.regex.PatternSyntaxException;
45
46 import org.slf4j.Logger;
47 import org.slf4j.LoggerFactory;
48
49
50
51
52 public class YamlConfigurationSourceBuilder extends AbstractConfigurationSourceBuilder {
53
54 private static final Logger log = LoggerFactory.getLogger(YamlConfigurationSourceBuilder.class);
55
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59
60
61 private static final String MODULE_CONVENTIONS_FORMAT = "^/(?<module>[a-zA-Z0-9-_]+)/(?<deftype>%s)/(?<relPath>.*/)?(?<name>[a-zA-Z0-9-_\\.]+)\\.yaml$";
62
63 private final ResourceOrigin origin;
64 private final YamlReader yamlReader;
65 private final MagnoliaConfigurationProperties magnoliaConfigurationProperties;
66 private final Map2BeanTransformer map2BeanTransformer;
67 private String pathPattern;
68
69
70
71
72 @Deprecated
73 public YamlConfigurationSourceBuilder(ResourceOrigin origin, info.magnolia.config.map2bean.Map2BeanTransformer map2BeanTransformer, YamlReader yamlReader) {
74 this(origin, map2BeanTransformer, yamlReader, Components.getComponent(MagnoliaConfigurationProperties.class));
75 }
76
77 public YamlConfigurationSourceBuilder(ResourceOrigin origin, Map2BeanTransformer map2BeanTransformer, YamlReader yamlReader, MagnoliaConfigurationProperties magnoliaConfigurationProperties) {
78 this.origin = origin;
79 this.map2BeanTransformer = map2BeanTransformer;
80 this.yamlReader = yamlReader;
81 this.magnoliaConfigurationProperties = magnoliaConfigurationProperties;
82 }
83
84 public YamlConfigurationSourceBuilder withPattern(String pathPattern) {
85 this.pathPattern = pathPattern;
86 return this;
87 }
88
89 @Override
90 public void bindTo(Registry<?> registry) {
91 final Pattern pathPattern = validatePathPattern(this.pathPattern);
92 if (registry == null) {
93 throw new NullPointerException("Must pass a registry instance");
94 }
95
96 new YamlConfigurationSource<>(origin, map2BeanTransformer, registry, pathPattern, yamlReader, magnoliaConfigurationProperties).start();
97 }
98
99 public void bindWithDefaults(Registry registry) {
100 if (pathPattern != null) {
101 throw new IllegalStateException(this + " is already partially configured, don't use bindWithDefaults().");
102 }
103 withPattern(moduleConventionsFormatFor(registry)).bindTo(registry);
104 }
105
106 protected Pattern validatePathPattern(String regex) {
107 if (pathPattern == null) {
108 throw new IllegalStateException(this + " is incomplete.");
109 }
110 try {
111
112 return Pattern.compile(regex);
113 } catch (PatternSyntaxException e) {
114 log.warn("Pattern {} is invalid: {}", regex, e.getMessage());
115 return Pattern.compile("$^");
116 }
117 }
118
119
120 protected String moduleConventionsFormatFor(Registry registry) {
121 return String.format(MODULE_CONVENTIONS_FORMAT, registry.type().getPluralName());
122 }
123
124 }